This American singer, songwriter and rapper has taken the world by storm since the release of her debut album "Animal" in 2010. Her debut single "Tik Tok" was the best selling digital track in the world the year it was released.

Her second album "Warrior" was released in November 2012 and features collaborations with amongst others Wayne Coyne, the lead singer of the Flaming Lips.

Around this time Ke$ha also released her own jewellery line and MTV has just broadcast her docu-series "Ke$ha: My Crazy Beautiful Life".

One can't be sure who will be the craziest - Ke$ha or the crowd at T