These pop stars definitely know their way around a beer pong.
The Wanted and Jason Mraz (??) also took home honors at the 39th People's Choice Awards.
Bieber, Taylor, One Direction and the rest of the stacked lineup for the Z100 festival, in playlist form.
We apologize for going there. The video doesn't necessarily provide many more places to go.
Don't let the sunny love songs fool you–singer-songwriter Jason Mraz harbors some seriously dark secrets about hoarding and cat-parenting.
Jason Mraz's new single should be one of the year's biggest hits, but his horrific hair in the video might sink its chances.
Good news for Jason and the resurgent "We Found Love," not so much for Katy Perry's shot at history.
Billboard charts, iTunes sales and common sense help us gauge what song will be the first unavoidable smash of the new year.
Jason Mraz goes slow and sentimental with his latest single.
The Bieb borrows a Jason Mraz meldoy—you know the one—for his new Christmas single.
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The original Queen of Disney's comeback is getting closer by the day!
All our faves did well this week, so yay!
It's not a TVXQ comeback, but it'll do... for now.
Because who is perfect?
Oh this is good.....so very....very...GOOD!!
She's shed an absolutely astounding 800 pounds.....
Kim's a real piece of work (artwork that is......)
Suzy's here to answer your burning questions.... whether you like it or not....
The artists ring in the semi-finals with holiday performances.
At least the Japanese are buying Gaga and Avril's music...
Unfortunately, he left his shirt on.
Oh.... love's young dream........
Don't get on Brit Brit's bad side dude..........
It's all there.... everyone of 'em.....
Right up there with "Why is the sky blue?"