At the beginning of New Year's Eve 2005, Viacom split into two different companies, with CBS Corporation becoming its own standalone company and Nickelodeon going to new Viacom. "Nick Jr. on CBS" ended on September 9, 2006 and was replaced by "KOL Secret Slumber Party on CBS" on September 16, 2006, as part of a multi-year partnership between CBS and Cookie Jar Entertainment.