Ah, prepare for the list, haha. Youtube links in case you have never heard of them, teehee.

Angel: YouTube - Bob Carlisle - Butterfly Kisses (Country Version)
Chill: YouTube - Cat Stevens - Father and Son Original
Princess: YouTube - 6) Soundtrack of Moulin Rouge ~ Your Song
Tsunami: YouTube - Creed - With Arms Wide Open (Video)
Hurricane: YouTube - Brad Paisley - Find Yourself - Cars
Diva: YouTube - Beautiful - Christina Aguilera (CNN heroes Tribute)

ETA: Diva however thinks hers is this one, lol. YouTube - Dal Shabet - Supa Dupa Diva (Pre warning, its K-pop)