Ke$ha on Hollywood Sign become Billboard Video of the Week
"Tik Tok" singer Ke$ha proves she "ain't got a care in the world" by spray-painting her name, dollar sign and all, onto the Hollywood sign. By pretending to do that as a way of getting everyone's attention. ""Hollywood Sign oFFiciaLLY My bIZnatCH!!!!! Good work2allmyHoTCULpritss!! LOOK AT THE SIGN LA!," she later Tweeted.