SUPPLEMENTAL INDENTURE ---------------------- SUPPLEMENTAL INDENTURE (this "Supplemental Indenture"), dated as of February 24, 2000 among Telephone Audio Productions, Inc., a Texas corporation d/b/a Sold-on-Hold Communications (the "New Guarantor"), a...Supplemental Indenture • May 15th, 2000 • Muzak Finance Corp • Services-business services, nec • New York
