Why He's Hot: He's an Aussie living in America, and girls love the accents!
What's Up Next: The music video for his new song, 'All Day,' followed by a debut studio album from Atlantic Records.
Exclusive: Watch Cody's visit to AOL's office.
Essential Listening: 'iYiYi'
Why She's Hot: She's seasoned. At just 17, Palmer is eight years into her singing career.
What's Up Next: A new album in 2011 -- title and date to be determined.
Essential Listening: 'The One You Call'
Why She's Hot: Selena Gomez & the Scene beat Justin Bieber for Favorite Breakout Artist at the People's Choice Awards.
What's Up Next: The band's first full-production road project, the 'A Year Without Rain Tour' 2011.
Essential Listening: 'A Year Without Rain'
Why She's Hot: She pushes the envelope with racy photo shoots and sassy comments.
What's Up Next: Potentially, a position as poster girl for Madonna's 'Material Girl' clothing line.
Essential Listening: 'Make Me Wanna Die'
Why He's Hot: Likely the only artist on the list to have been on MTV's 'TRL' -- which he was in 2008.
What's Up Next: Gracing the cover of Alternative Press as their 'Artist of the Year.'
Exclusive: Watch a Day in the Life with Never Shout Never.
Essential Listening: 'Can't Stand It'
Why He's Hot: Why isn't Soulja Boy hot? From cameos to Billboard Hot 100 singles, he's done it all.
What's Up Next: Promoting his latest album, 'The DeAndre Way,' which dropped in Nov. 2010.
Essential Listening: 'Crank That'
Why She's Hot: She can transcend entertainment genres as a talented musician and actress.
What's Up Next: Touring through March.
Essential Listening: 'Not That Far Away'
Why He's Hot: He's got Ellen for a mentor, and you can't go wrong there -- she even created a record label just for him!
What's Up Next: On tour with Miranda Cosgrove through Feb. 24.
Exclusive: Watch Greyson interview with Popeater.
Essential Listening: 'Waiting Outside the Lines'
Why She's Hot: Like Taylor Momsen, Miley is constantly making headlines for her "risque" behavior.
What's Up Next: With her Disney days now behind her, the possibilities are endless.
Essential Listening: 'Party in the U.S.A.'
Why He's Hot: His innocent face and undeniable charm makes all of the kids swoon.
What's Up Next: Continually spreading the sound of his latest studio album, 'The Other Side of Down.'
Exclusive: Watch a Day in the Life with David Archuleta.
Essential Listening: 'Something 'Bout Love'
Why She's Hot: She's friends with the Jonas Brothers.
What's Up Next: Her third studio album, later this year -- title and date to be determined.
Essential Listening: 'One Love'
Why They're Hot: They opened for Justin Bieber -- and they're just so cute.
What's Up Next: Opening Janet Jackson's 2011 tour.
Exclusive: Read Mindless Behavior's tour diary.
Essential Listening: 'My Girl'
Why She's Hot: Charice is the first solo Asian musician to reach the Top 10 on the Billboard top albums chart.
What's Up Next:'Glee,' Season 2, to pick up Feb. 8.
Exclusive: Read why Charice is one to watch.
Essential Listening: 'Pyramid' (feat. Iyaz)
Why He's Hot: Young Jonas is the face of a campaign that encourages young people to manage their diabetes.
What's Up Next: Nick is currently in the studio, honing his solo career.
Essential Listening: 'Who I Am'
Why She's Hot: Cute as a button and the spawn of Will and Jada Pinkett-Smith -- need we really say more?
What's Up Next: A new single, '21st Century Girl,' and a tour with Justin Bieber.
Exclusive: Watch what Willow has to say about hair whipping.
Essential Listening: 'Whip My Hair'
Why He's Hot: It's the hair.
What's Up Next: World domination? Oh, and an international tour -- if there's time.
Essential Listening: 'Pray'
Why She's Hot: Cosgrove doesn't need support from any famous family members -- she was discovered by a talent agent!
What's Up Next: Keeping up with her new single, 'Dancing Crazy,' which grows more popular daily.
Essential Listening: 'Kissin U'
Why She's Hot: Uh, hello -- we said she was on 'Barney'!
What's Up Next: A third studio album, expected Spring 2011.
Essential Listening: 'Don't Forget'
Why He's Hot: He's respected in the biz -- the Florida rapper has worked with the likes of Kanye West, Nicki Minaj and T-Pain.
What's Up Next: Promoting his new single, 'Party All Night (Sleep All Day).'
Essential Listening: 'Letting Go (Dutty Love)' feat. Nicki Minaj
Why They're Hot: They're innovative, yet adaptive -- and not afraid to sport a pair of skinny jeans.
What's Up Next: A new album, 'Too Cool to Care,' coming this spring.
Exclusive: Watch New Boyz' viral video.
Essential Listening: 'Back Seat' (feat. Dev)
Why She's Hot: She's not afraid to show her fangs -- oh, and she can probably see dead people.
What's Up Next: Promoting her latest single, 'Lovesick,' and new music video which premiered a few weeks ago.
Essential Listening: 'Let's Be Friends'