EXHIBIT 3.2 CERTIFICATE OF AMENDMENT TO THE CERTIFICATE OF FORMATION OF ACN HOLDINGS, LLC It is hereby certified that: 1. The name of the limited liability company (hereinafter called the "limited liability company") is ACN Holdings, LLC 2. The certificate of formation of the limited liability company is hereby amended by striking out Article First thereof and by substituting in lieu of said Article First the following: "First: The name of the limited liability company is Muzak Holdings LLC" IN WITNESS WHEREOF, the undersigned has duly executed this Amendment to the Certificate of Formation as of this 15th day of March 1999. ACN Holdings, LLC By: /s/ Peni Garber --------------------------- Name: Peni Garber Title: Secretary