A Day to Remember This Ocala band plays what its label, Victory Records, calls "pop-mosh" — a sometimes catchy, sometimes ear-splitting mix of metalcore and melodic punk. Its cover of Kelly Clarkson's Since U Been Gone is a perfect example.
The Academy Is... These Chicago punks are signed to Tampa imprint Fueled By Ramen, alongside Fall Out Boy, Panic at the Disco and Warped tourmates Cobra Starship, with whom singer William Beckett also performs.
Angels and Airwaves Former Blink-182 singer Tom DeLonge layered some thick arena-rock harmonies atop his world-class sneer for this ambitious project.
Charlotte Sometimes The 20-year-old singer-songwriter sticks out among all the angry dudes on tour, but she's prepared to roll with the punches. "It's going to be like summer camp," she told Rolling Stone. "Except with a bunch of smelly dudes."
Forever the Sickest Kids Six Dallas boys who know their way around a great hook, weaving electronic elements into their synth-tastic sound.
Gym Class Heroes The hip-hop-styled punks behind Cupid's Chokehold are backed for their fourth spin on Warped, so they know all the challenges involved. "It's difficult to put together a half-hour's worth of material from four or five albums' worth of songs," drummer Matt McGinley told tbt* in April. "It's like, damn — you're always going to disappoint somebody when you have to make a setlist that short. But we're hoping to keep it spontaneous and alternate setlists, and not put up the same canned routine day after day."
Katy Perry >> Why is the girl behind the No. 1 pop single I Kissed a Girl summering on the Warped Tour? Well, she dates Gym Class Heroes frontman Travis McCoy, for starters. But she's coming into her own as a riot grrl to be reckoned with, and she's out to prove she's no one-hit wonder. So watch out, fellas.
Jack's Mannequin Singer Andrew McMahon has made a full comeback from acute lymphatic leukemia, and the band's guitar-and piano-based pop-rock balladry (The Mixed Tape) is as catchy as ever.
Say Anything Alternative Press called singer Max Bemis the "emo world's Brian Wilson" for his prodigious songwriting talent — and his diagnosis of bipolar disorder. His songs are complex whirlwinds of noise mixed with hummable melodies.
Shwayze Malibu's Shwayze is best known, if at all, because serial Hollywood playboy Cisco Adler is a member. But their slick SoCal sound — acoustic, laid-back hip-pop — is starting to turn a few heads. — Jay Cridlin