Great idea - now I've got some great songs to add to my iPod after reading this post! At the risk of repeating a few that may have already been listed, the songs that get me pumped for working out include:
Stronger - Kanye West
Maneater - Nelly Furtado
Rock Star (Jason Nevins Remix) - NERD
Don't 'Cha - Pussycat Dolls
Push It - Salt 'n Peppa
Hips Don't Lie - Shakira
Don't Stop the Music - Rihanna
Pump It - Blakc Eyed Peas
What You Waiting For - Gwen Stefani
Good Vibrations - Marky Mark and the Funky Bunch
The Way I Are - Timbaland