Awesome Songs???

I'm looking for awesome songs to put on my mp3 player. I just don't know which songs to put on! I do love the singers/bands: Taylor Swift, Paramore, Fall Out Boy, Kellie Pickler, Carrie Underwood, Rascal Flatts, Fergie, Rihanna, Avril Lavigne, 3 Doors Down, MCR, Boys Like Girls, Jordin Sparks, Flo Rida, Life House, Nickelback, Red Jumpsuit Apparatus, ya know...people like that.