ContactMusic — KATY PERRY's ex-boyfriend has signed up to spend the summer with KE$HA and RIHANNA.Travis MCCoy will replace Nicki Minaj on the two stars' Last Girl on Earth tour,... more info

Idolator — When Nicki Minaj pulled out of Rihanna and Ke$ha’s Last Girl On Earth tour, we imagined they would fill up that slot with another rockin’ female, but we’re not going to complain about Travie McCoy (who just finished touring with Cobra Starship ... more info

MTV.com News — Katy Perry will host the awards show, which airs August 9.By Jocelyn Vena Justin Bieber Photo: Jeff Kravitz/ Getty Images The nominees for the 2010 Teen Choice Awards, which take place on August 9, have been announced, and there are quite a... more info

Pop Bytes — † FROM DJ PAUL V. It was quite a week for television, and the pop charts. On the boob tube, we said goodbye to the amazing kids of Glee for the summer, as they wowed us with their Journey mega-medley. And admit it - you shed a tear duri... more info

Idolator — Certain male artists just seem to exude that thing that makes the ladies purr like kittens on a warm blanket—think Robin Thicke, Maxwell, Ke$ha. (Just making sure you’re paying attention.) And then there’s Justin Bieber’s BFF/duet partner Ush... more info

Idolator — That Grape Juice sat down with prolific songwriter and feather enthusiast Ke$ha (in a blinding orange kitchen) and managed to break major news about the singer. No, we’re not referring to her mentioning how she woke up recently in Tokyo and had ide... more info

Perez Hilton — She still sucks live!!! The Tik Tok singer is in the UK and performed her new single, Your Love Is My Drug, on The 5 O’Clock Show. Disastrous! From start to finis, fail! Check it out (above). more info

DrownedInSound — Sex, Dreams and Denim Jeans really should have been released a couple of years ago when Uffie was at the height of her fame. She should have struck while the iron was hot. She’s missed the boat completely now. Ke$ha seems to have replaced her as po... more info

Idolator — Yes, pop fans, it’s time once more for angels to softly caress your eardrums with the little piece of heaven that is another unreleased Ke$ha song. This time around, $ takes a further step toward restructuring the English language with her curiousl... more info

MTV.com News — Justin Bieber inches back to #2, and Taio Cruz debuts at #8 with Rokstarr. By Gil Kaufman Jack Johnson Photo: Karl Walter/ Getty Images If it's summertime, then it just makes sense that ultimate surfer-dude Jack Johnson should be bobbing a... more info