Well if a variety is what you are looking for, I can help you with that. Try some of these bands:
Rock / alternative music.
Goo Goo Dolls
Lifehouse
Nickelback
Three Days Grace
The Used
Seether
Rise Against
Shinedown
All Time Low
My Chemical Romance
Panic at the Disco
30 Seconds to Mars
Daughtry
Theory of a Deadman
Joe Brooks
Hinder
3 Doors Down
Sick Puppies
Chevelle
Justin Bieber - Sorry