Ooo, I recommend Paramore.
Idk if you might like it or not, but i really adore their music.
EDIT:
Here are my favourites by Paramore:
Born For This
Misery Business
My Heart
CrushCrushCrush
Oh Star
When It Rains
Miracle!
Let The Flames Begin
&Some of these songs are from their newest album "RIOT!"
&Some others are from "All We Know is Falling"