Need Dance Music? Help me! (please :D)

Hi all. So i'm having a big dance party for my birthday. Unfortunately, I don't have just a whole lot of good "dance" music. So I was hoping that some of you could give me some suggestions. I just need songs with a catchy beat or good sound too them. But the catch is.. not too dirty. So if there's anyone who knows any, thanks so much!

Here's what I have:
Shake It: Metro Station
Just Dance: Lady Gaga
So What: Pink
Fscene8: Medic Droid
Dance, Dance: Fall Out Boy
Friday Night: Lilly Allen
One Two Step: Cierra
Poker Face: Lady Gaga
I Don’t Wanna be in Love: Good Charlotte
Le Disko: Shiny Toy Guns
Misery Business: Paramore
Let it Rock: Kevin Rudolf n Lil Wayne
Paralyzer: Finger 11
Run It: Chris Brown
Boom Boom Pow: Black Eyed Peas
Right Round: Flo Rida
Starstruck: Lady Gaga
Everytime We Touch: Cascada
Sugar, We’re Going Down: Fall Out Boy
Barbie Girl: Aqua
Burnin’ Up: Jonas Brothers
Untouched: Veronica’s
Temperature: Sean Paul
Circus: Brittany Spears
What is Love: Haddaway
Love Shack: B 52’s or something