Justin Bieber, One Direction Among Nominees for RADIO DISNEY MUSIC AWARDS

Voting begins today for Radio Disney Music Awards (RDMAs), a celebration of music's most popular young artists to take place Saturday, April 27 at Nokia Theatre L.A. LIVE. Justin Bieber, One Direction and Taylor Swift are among the nominees. R&B pop sensation Mindless Behavior joins the slate of performers scheduled to appear, which already includes Selena Gomez, Cher Lloyd, Bridgit Mendler, Cody Simpson, Austin Mahone and Coco Jones.

Fans are invited to cast their votes for their favorite artists via RadioDisney.com, Facebook, Twitter and texting RDMA to DISNEY (347639). Voting will conclude Monday, April 14.

Following are the categories and nominees for the 2013 Radio Disney Music Awards:

They're The One - Best Music Group:
One Direction
The Wanted
Mindless Behavior
R5

Ultimate Breakout Star - Biggest Viral Artist:
Austin Mahone
Ryan Beatty
Cimorelli
IM5
Christina Grimmie

The Bestest - Song Of The Year:
I Knew You Were Trouble - Taylor Swift
Beauty And A Beat feat. Nicki Minaj - Justin Bieber
Live While We're Young - One Direction
Want U Back - Cher Lloyd

He's The One - Best Male Artist:
Justin Bieber
Cody Simpson
Austin Mahone
Bruno Mars

She's The One - Best Female Artist:
Selena Gomez
Cher Lloyd
Taylor Swift
Bridgit Mendler

Hit The Road - Best Break Up Song:
We Are Never Ever Getting Back Together - Taylor Swift
Payphone - Maroon 5
Wide Awake - Katy Perry
Want U Back - Cher Lloyd

XOXO - Best Crush Song:
Wish You Were Here feat. Becky G - Cody Simpson
Say You're Just A Friend - Austin Mahone
Had Me @ Hello - Olivia Holt
Heart Skips A Beat - Olly Murs

Radio Disney Live - Best Acoustic Performance:
Ready Or Not - Bridgit Mendler
Say Somethin' - Austin Mahone
Loud - R5
Heart Skips A Beat - Olly Murs

Funniest Celebrity Take:
How To Audition - Cher Lloyd
Air Guitar - Ross Lynch
Sandwich Rap - Coco Jones

Video VIP - Best Music Video:
Fashion Is My Kryptonite - Bella Thorne & Zendaya
Heart It On The Radio - Ross Lynch
Ready Or Not - Bridgit Mendler
Holla At The DJ - Coco Jones

So FANTastic - Fiercest Fans:
Beliebers
Mahomies
Selenators
Simpsonizers
Directioners