I listen to these bands/singers:

Sonata Arctica (The best band ever)
Bullet for my Valentine
Dir en grey
DéspairsRay
Negative
Nightwish
Amorphis
Poets of the fall
My Chemical Romance
Fall out boy
Simple Plan
Disturbed
Gackt
Moi dix mois
Miyavi
Ayabie
The 69 eyes (old songs are better)
Him (old songs)
Apulanta
The Rasmus
Kotiteollisuus
Sentenced
MUCC
Children of bodom
Cradle of filth
Pink
Avril Lavigne
Christina Aguilera (the best woman singer I think)
Paramore

There's more but I don't think I should list them all here...