EXHIBIT 32.1
CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
In connection with the Quarterly Report on Form 10-Q of Sibling Entertainment Group Holdings, Inc., formerly, Sona Development Corp. (“Registrant”) for the quarterly period ended June 30, 2009 as filed with the Securities and Exchange Commission on the date hereof (“Report”), I, Marshall Maxwell, chief executive officer, hereby certify, pursuant to 18 U.S.C. §1350, as adopted pursuant to §906 of the Sarbanes-Oxley Act of 2002, that, to the best of my knowledge:
(1) This Report complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (2) The information contained in this Report fairly represents, in all material respects, the financial condition of Registrant at the end of the period covered by this Report and results of operations of Registrant for the period covered by this Report.
August 19, 2008
| /s/ Mitchell Maxwell |
| Mitchell Maxwell |
| Chief Executive Officer |
This certification accompanies this Report pursuant to §906 of the Sarbanes-Oxley Act of 2002 and shall not, except to the extent required by the Sarbanes-Oxley Act of 2002, be deemed filed by Registrant for the purposes of §18 of the Securities Exchange Act of 1934, as amended. This certification shall not be incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended (whether made before or after the date of this Report), irrespective of any general incorporation language contained in such filing. A signed original of this written statement required by §906 has been provided to the Registrant and will be retained by the Registrant and furnished to the Securities and Exchange Commission or its staff upon request.