katy perry

After a week of crazy (nationwide) snowstorms, we can definitely see why artists are tweeting about wintry weather--as well as their exciting new projects. Read on to hear about Katy Perry's new collab, David Guetta's hip-hop track, and more.

Thursday's music news roundup includes info on Katy Perry's new single, The Strokes just-announced album, a Decemberists stream, and more!

I am Number Four star Alex Pettyfer signs on for another sci-fi adventure with the big-screen adaptation of The Mortal Instruments

The Dark Knight Rises with Anne Hathaway playing Batman's feline foe Catwoman.

Happy Friday! You know what that means: Time to recap what our fave musical tweeters had to say this week about dreaming, snowy weather, traveling, and staying positive in the new year. Enjoy, and don't forget to follow @TeenVogue and @TeenVogueLeigh!

This morning, the producers of the 53rd Annual Grammy Award telecast announced the six artists confirmed to perform on this year's event: Arcade Fire, Eminem, Cee Lo Green, Lady Gaga, Miranda Lambert, and Katy Perry. The show will mark Arcade Fire and Miranda Lambert's debut performance on the Grammy stage.

Elle Fanning signs on for the indie drama Pure Life

Taylor Swift, Selena Gomez, Glee, Rihanna, Zac Efron, Katy Perry, Demi Lovato, and Twilight win big at the 2011 People's Choice Awards.

Alex Pettyfer to star in racing drama Shunt: The Story of James Hunt.

Another selection of the best thoughts and musics from some of <em>Teen Vogue</em>'s musical faves, all in less than 140 characters.

This week's top tweets include updates from Justin Bieber, Katy Perry, Rye Rye, and Steel Train, as well as many other of <em>Teen Vogue>/em>'s musical faves.

Teen Vogue Young Hollywood alum Lily Collins signs on for Mortal Instruments.

Find out who was nominated for awards at the 53rd annual Grammy event, which airs next February.

Katy Perry, Justin Bieber, Drake, Bruno Mars, Lady Gaga, Arcade Fire, Glee, and Eminem are among the nominees of the 53rd Annual Grammy Awards

Talk about lightening up! Both Miley Cyrus and Katy Perry eschewed their signature palettes, rock n' roll black and candy-colored hues, respectively, for heavenly pale frocks at the 2010 American Music Awards. Who is best dressed?

Newly-wed Katy Perry looked super polished at the launch for her new fragrance Purr at NYC's Bowery Hotel

Is Glee promoting Darren Criss to a series regular?

Twilight leads the 2011 People's Choice Awards with eight nominations