- ------------------------------------------------------------ TIME WARNER INC., TIME WARNER ENTERTAINMENT COMPANY, L.P. AND THE TW PARTNERS SIGNATORY HERETO TO THE BANK OF NEW YORK, TRUSTEE ----------------------------------------------------- SEVENTH SUPPLEMENTAL INDENTURE DATED AS OF DECEMBER 29, 1997 ---------------------------------------------------- SEVENTH SUPPLEMENTAL INDENTURE dated as of December 29, 1997 among TIME WARNER INC., a corporation duly organized and existing under the laws of the State of Delaware ("Time Warner"), TIME WARNER ENTERTAINMENT COMPANY, L.P., a Delaware limited partnership ("TWE"), each of the other Persons signatories hereto (the "TW Partners") and THE BANK OF NEW YORK, a banking corporation duly organized and existing under the laws of New York, Trustee (the "Trustee"). RECITALS Time Warner, TWE, the TW Partners and the Trustee have executed and delivered an Indenture dated as of April 30, 1992, as amended by a First Supplemental Indenture dated as of June 30, 1992, a Second Supplemental Indenture dated as of December 9, 1992, a Third Supplemental Indenture dated as of October 12, 1993, a Fourth Supplemental Indenture dated as of March 29, 1994, a Fifth Supplemental Indenture dated as of December 28, 1994, and a Sixth Supplemental Indenture dated as of September 29, 1997 (the "Indenture"), providing for, among other things, (i) the issuance from time to time of unsecured debentures, notes or other evidences of indebtedness (the "Securities"), to be issued in one or more series as provided in the Indenture and (ii) the guaranties of the Securities by the TW Partners (the "TW Partner Guaranties"). Time Warner, TWE and each of the TW Partners have duly authorized the execution and delivery of this Seventh Supplemental Indenture to provide for the assumption of the obligations of Warner Cable Communications Inc. ("WCCI") under its TW Partner Guaranty by Warner Communications Inc. ("WCI") upon consummation of the merger of WCCI with and into WCI. This Seventh Supplemental Indenture is being executed pursuant to and in accordance with Section 901 of the Indenture. All things necessary to make this Seventh Supplemental Indenture a valid and binding agreement of Time Warner, TWE and the TW Partners have been done. NOW, THEREFORE, WITNESSETH: For and in consideration of the premises and other good and valuable consideration, the sufficiency and receipt of which are hereby acknowledged, it is mutually agreed, for the equal and proportionate benefit of all Holders of the Securities, as follows: ARTICLE ONE INCORPORATION OF PREVIOUS DOCUMENTS SECTION 101. INCORPORATION OF PREVIOUS DOCUMENTS. This Seventh Supplemental Indenture is a supplemental indenture within the meaning of the Indenture and shall be read together and shall have the same effect as though all the provisions thereof and hereof were contained in one instrument. Unless otherwise expressly provided, the provisions of the Indenture are incorporated herein by reference. SECTION 102. DEFINITIONS. Unless otherwise provided herein, the terms used herein shall have the meanings ascribed to such terms in the Indenture. 2 SECTION 103. GOVERNING LAW. This Seventh Supplemental Indenture, the Indenture and the Securities shall be governed by and construed in accordance with the laws of the State of New York. ARTICLE TWO AMENDMENTS TO EXHIBIT A TO THE FIRST SUPPLEMENTAL INDENTURE Upon consummation of the merger of WCCI with and into WCI, WCI shall assume all of WCCI's obligations under its TW Partner Guaranty. After giving effect to the foregoing, Exhibit A to the First Supplemental Indenture shall be amended and restated in its entirety as set forth on Exhibit A hereto. This instrument may be executed in any number of counterparts, each of which so executed shall be deemed to be an original, but all such counterparts shall together constitute but one and the same instrument. IN WITNESS WHEREOF, the parties hereto have caused this Seventh Supplemental Indenture to be duly executed by their respective officers or agents, and their respective seals to be hereunto affixed and attested, all as of the day and year first above written. [Corporate Seal] TIME WARNER INC. Attest: /s/ Susan A. Waxenberg By: /s/ Thomas W. McEnerney - ---------------------------------- ------------------------------------ Assistant Secretary Name: Thomas W. McEnerney Title: Vice President [Seal] TIME WARNER ENTERTAINMENT Attest: COMPANY, L.P. /s/ Susan A. Waxenberg By: /s/ Thomas W. McEnerney - ---------------------------------- ------------------------------------- Assistant Secretary Name: Thomas W. McEnerney Title: Vice President 3 TW Partners [Corporate Seal] ----------- Attest: American Television and Communications Corporation Warner Cable Communications Inc. Warner Communications Inc. /s/ Susan A. Waxenberg By: /s/ Thomas W. McEnerney - ---------------------------------- ------------------------------------- Assistant Secretary Name: Thomas W. McEnerney Title: Vice President [Corporate Seal] THE BANK OF NEW YORK, Trustee Attest: - ---------------------------------- ------------------------------------- Assistant Secretary Name: Title: 3 TW Partners [Corporate Seal] ----------- Attest: American Television and Communications Corporation Warner Cable Communications Inc. Warner Communications Inc. By: - ---------------------------------- ------------------------------------- Assistant Secretary Name: Thomas W. McEnerney Title: Vice President [Corporate Seal] THE BANK OF NEW YORK, Trustee Attest: /s/ Barbara Kaczman By: /s/ Remo J. Reale - ---------------------------------- ------------------------------------- Assistant Treasurer Name: Remo J. Reale Title: Assistant Vice President STATE OF NEW YORK ) : ss.: COUNTY OF NEW YORK ) On the 24th day of December, 1997, before me personally came Thomas W. McEnerney, to me known, who, being by me duly sworn, did depose and say that he is a Vice President of TIME WARNER INC., one of the corporations described in and which executed the foregoing instrument; that he knows the seal of said corporation; that the seal affixed to said instrument is such corporate seal; that it was so affixed by authority of the Board of Directors of said corporation, and that he signed his name thereto by like authority. /s/ Elisa N. Sheridan _________________________________________ ELISA N. SHERIDAN Notary Public, State of New York No. 31-4850509 Qualified in New York County Commission Expires Feb. 17, 1998 STATE OF NEW YORK ) : ss.: COUNTY OF NEW YORK ) On the 24th day of December, 1997, before me personally came Thomas W. McEnerney, to me known, who, being by me duly sworn, did depose and say that he is a Vice President of TIME WARNER ENTERTAINMENT COMPANY, L.P., the Delaware limited partnership described in and which executed the foregoing instrument; that he knows the seal of said limited partnership; that the seal affixed to said instrument is such seal; that it was so affixed by authority of the Board of Representatives or the Managing General Partners of said limited partnership, and that he signed his name thereto by like authority. /s/ Elisa N. Sheridan _________________________________________ ELISA N. SHERIDAN Notary Public, State of New York No. 31-4850509 Qualified in New York County Commission Expires Feb. 17, 1998 STATE OF NEW YORK ) : ss.: COUNTY OF NEW YORK ) On the 24th day of December, 1997, before me personally came Thomas W. McEnerney, to me known, who, being by me duly sworn, did depose and say that he is a Vice President of American Television and Communications Corporation, Warner Cable Communications Inc. and Warner Communications Inc., some of the entities described in and which executed the foregoing instrument; that he knows the seal of said entities; that the seals affixed to said instrument are such entities' seals; that they were so affixed by authority of the appropriate Board of Directors or similar governing body of said entities; and that he signed his name thereto by like authority. /s/ Elisa N. Sheridan _________________________________________ ELISA N. SHERIDAN Notary Public, State of New York No. 31-4850509 Qualified in New York County Commission Expires Feb. 17, 1998 STATE OF NEW YORK ) : ss.: COUNTY OF NEW YORK ) On the ____ day of December, 1997, before me personally came ________________, to me known, who, being by me duly sworn, did depose and say that he is the ____________ of THE BANK OF NEW YORK, one of the corporations described in and which executed the foregoing instrument; that he knows the seal of said corporation; that the seal affixed to said instrument is such corporate seal; that it was so affixed by authority of the Board of Directors of said corporation, and that he signed his name thereto by like authority. _________________________________________ STATE OF NEW YORK ) : ss.: COUNTY OF NEW YORK ) On the ____ day of December, 1997, before me personally came Thomas W. McEnerney, to me known, who, being by me duly sworn, did depose and say that he is a Vice President of American Television and Communications Corporation, Warner Cable Communications Inc. and Warner Communications Inc., some of the entities described in and which executed the foregoing instrument; that he knows the seal of said entities; that the seals affixed to said instrument are such entities' seals; that they were so affixed by authority of the appropriate Board of Directors or similar governing body of said entities; and that he signed his name thereto by like authority. _________________________________________ STATE OF NEW YORK ) : ss.: COUNTY OF NEW YORK ) On the ____ day of December, 1997, before me personally came Remo J. Reale, to me known, who, being by me duly sworn, did depose and say that he is the A.V.P. of THE BANK OF NEW YORK, one of the corporations described in and which executed the foregoing instrument; that he knows the seal of said corporation; that the seal affixed to said instrument is such corporate seal; that it was so affixed by authority of the Board of Directors of said corporation, and that he signed his name thereto by like authority. /s/ William J. Cassels _________________________________________ WILLIAM J. CASSELS Notary Public, State of New York No. 01CA5027729 Qualified in Bronx County Certified Filed in New York County Commission Expires May 16, 1998 EXHIBIT A GUARANTEED GUARANTOR PERCENTAGE --------- ---------- American Television and Communications Corporation...................... 40.73% Warner Communications Inc............................................... 59.27% ------ 100.00% ------ ------