Not the heaviest of stuff out there but:
Nickleback
Red Hot Chilli Peppers
Kings Of Leon
Kaiser Chiefs
Fall Out Boy
My Chemical Romance
Oasis
Paramore
Razorlight
You Me At Six
Darkness
Green Day
Panic At The Disco!
Arctic Monkeys
Kid Rock
I also have one or two songs I like from other artists:
Golden Earring
Lynyrd Skynyrd
Motorhead
Queen
Steppenwolf
Franz Ferdinand