Justin Bieber, Selena Gomez Lead Do Something Award Nominations

It’s almost time for the 2012 Do Something Awards– the nominees are in and the polls are open!

Do Something.org and VH1 have teamed up to nominate some of the hottest celebs for doing “good” in the past year.

Read on to find out some of this year’s nominees:

Kristen BellBen Affleck, Taylor Swift, Neil Patrick Harris, and Channing Tatum, are a few celebrities that are up for awards this year.

Several Hollywood couples are also nominated for awards like Miley Cyrus and Liam Hemsworth and The Amazing Spider-Man costars Emma Stone and Andrew Garfield.

Selena Gomez is nominated for two awards for her work with UNICEF while boyfriend Justin Bieber has also earned two nominations for raising funds to build schools.

Ian Somerhalder of The Vampire Diaries has two nominations for his work cleaning up the planet.

The celeb-filled event will be hosted by the hilarious male trio of Jake Johnson, Max Greenfield and Lamorne Morris, of the Golden Globe-nominated series New Girl.

Make sure to tune in to VH1 when the awards air on Tuesday, August 21, 2012 at 9:00pm EST. And don’t forget to put in your vote online for your favorite celebrity!