Oh man, I have the hugest playlists ever. I have a lot of the same stuff as all you guys too -- speaking of The Killers, I saw them live a couple weeks ago and they were awesome!
Conglomeration of stuff from my playlists:
Black Eyed Peas - Let's get ******ed, Hey Mama, Don't Phunk With My Heart
Bon Jovi - It's My Life, Livin' On a Prayer, Runaway
Bowling for Soup - 1985
Fountains of Wayne - Stacy's Mom (great warmup song)
Gwen Stefani - What You Waiting For?
Outkast - Hey Ya
NSync - It's Gonna Be Me, Bye Bye Bye, Tearin' Up My Heart (boy bands are great workout music!)
Backstreet Boys - It's Gotta Be You, The One
Justin Timberlake - Rock Your Body (good cooldown song)
A*Teens - Mama Mia, Gimme Gimme Gimme (a man after midnight) (these are remakes of Abba songs, I like them better than the originals)
Britney Spears - Toxic, Stronger
Motley Crue - Kickstart My Heart
Vicki Sue Robinson - Turn the Beat Around
Blumchen (German techno group) - Herz an herz, so wie ein wunder, ich bin wieder hier (I don't understand a word of the lyrics, but the beat is awesome)
Shakira - Ojos Asi
L'Arc~en~Ciel (Japanese band) - Jiyuu e no shoutai, Ready steady go
Garbage - Push It (GREAT running song)
Right Said Fred - I'm Too Sexy
Rose Royce - Car Wash
Lindsay Lohan - Rumors
Ashlee Simpson - La La
Destiny's Child - Survivor, Bootylicious
Usher - Yeah
The Killers - Somebody Told Me, Mr. Brightside
Yellowcard - Ocean Avenue
Anita Ward - Ring My Bell
Jennifer Lopez - Get Right
Kelly Clarkson - Since U Been Gone
Gina G - Ooh Ahh...just a little bit
Duran Duran - Rio
Amber - This is your night
La Bouche - Wanna be my lover
Scooter - How much is the fish (this is the weirdest song ever, but it is AWESOME)
Jewel - Intuition
Scorptions - Rock you like a hurricane
Kylie Minogue - Come into my world, can't get you out of my head
Nelly - Hot in Herre
The Faint - Glass danse, southern belles in london sing, agenda suicide
(I have that song, the "Numa numa" song, it's some Romanian hit called "Dragostea din te" or something, it's the one that there's that popular internet video of the guy at his computer singing along)
U2 - Mysterious Ways
Sisqo - The Thong Song
Ah Ha - Take on me
Real McCoy - Another Night
Vengaboys - Boom boom boom boom
Haddaway - What is Love?
I'll probably be adding more soon . . . I just put them on random on my iPod. I have the weirdest mix of stuff on there!
I love disco, classic rock, 90's dance hits, and anything current too.