Up and comer Ke$ha just set a download record for her single "Tik Tok," which sold 610,000 copies last week. It was the biggest selling single week of a song ever by a female artist. The previous record holder for a female artist was Lady Gaga's hit "Just Dance," which sold 419,000 in one week. What a coincidence that both have talked about or alluded to being bisexual.

2009 was the year of Taylor Swift, Katy Perry, Jay-Z, the Black Eyed Peas, Susan Boyle - and Rihanna's punch up with Chris Brown. And, as we embark on a bright, shiny New Year, here's your chance to look back at the past 12 months and test your memory at the same time.

Katy Perry is celebrating her reported engagement at the Taj Mahal in Agra, India.
The pop star has posted a photo of herself and funnyman Russell Brand cuddling in front of the sacred site on her Twitter.com page, joking, "He built this for me..."

The women of Hollywood and music sizzled in 2009. There was no shortage of hot celebrity women on television, on the big screen, or in our playlists. But who were the hottest of them all? Check out our list of 37 of the hottest women of 2009, and tell us if you agree!

Like any normal year there were breakout stars in entertainment in 2009 and we here at Starpulse tried to compile a comprehensive list of those who broke out.