Perez Hilton — Although you may have wondered why there's a money sign in the middle of Ke$ha's name, the explanation she gave to EW says it all! And it's sad! The singer says: "It was me taking the piss out of the fact that I was broke while being on a # 1 record... more info

Mercury News, California — iTunes' top 10 selling singles and albums of the week ending Dec. 14, 2009: Singles: 1. "Tik Tok," Ke$ha 2. more info