Ke$ha's Tik Tok 'song of the year'
Ke$ha's massive dance hit Tik Tok has been named the number one song of the year in the US by Billboard.
Despite being ignored in the Grammy nominations, Ke$ha not only had the top song of the year, she was also Billboard's number five artist of the year.
The top act was Lady Gaga, followed by Taylor Swift, Eminem and Lady Antebellum.
As far as top songs went, following Tik Tok were Airplanes by B.o.B featuring Hayley Williams, Lady Gaga's Bad Romance, Taio Cruz's Dynamite and Katy Perry's California Gurls with Snoop Dogg.
Billboard's top album was Susan Boyle's debut I Dreamed A Dream, followed by Eminem's Recovery, Lady Antebellum's Need You Now, Lady Gaga's The Fame and Justin Bieber's My World 2.0.