First of all, what's up with the dollar sign?
She says it's just a joke. Way back in 2009, she sang the hook for Flo Rida's "Right Round," but wasn't credited for it. When the song turned into a massive hit but Ke$ha still found herself broke, she started spelling her name with a dollar in it to show how ironic life can be, or something. Her real name is Kesha Rose Sebert.
What kind of a name is Kesha, anyway?
The kind of name a hippie California musician gives her baby daughter, of course. Kesha was born March 1, 1987 in...