Irreplacable-Beyonce
Umbrella-Rihanna with Jay-z
The Sweet Escape-Gwen Stefani with Akon
Big Girls Don’t Cry-Fergie
Buy U A Drink-T-Pain With Young Joc
Before He Cheats-Carrie Underwood
Hey There Delilah-Plain White T’s
I Wanna Love You-Akon with Snoop Dogg
Say It Right-Nelly Furtado
Glamorus-Fergie with Ludacris
Don’t Matter-Akon
Girlfriend-Avril Lavigne
Makes Me Wonder-Maroon 5
Party Like A Rockstar-Shop Boyz
Smack That Akon With Eminem
This Is Why I’m Hot-Mims
It’s Not Over Daughtry
The Way I Are-Timbaland with Keri Hilson
Fergalicious-Fergie
Crank Dat Soulja Boy-Soulja Boy Tell Em
Give It To Me-Timbaland with Justin Timberlake and Nelly Furtado
What Goes Around Comes Around-Justin Timberlake
Cupid’s Chokehold-Gym Class Heroes
With Patrick Stump
How To Save A Life The Fray
Home Daughtry

I am not one for mashups but this is pretty ridiculous. Never heard of DJ Earworm but he is a DJ out of San Fran

This mashup of Paul Simon and Django Reinhardt is pretty on point (right click and save as)