The 2012 American Music Awards were held last night with superstar acts like Nicki Minaj, Chris Brown, Ludacris and Stevie Wonder hitting the stage. And there was even a surprise performance by MC Hammer who went "Gangnam Style!" See the videos inside.....

The 2012 AMAs were held at the Nokia Theatre L.A. Live last night in Los Angeles. There were tons of celebs in attendance who first walked the red carpet before settling into their seats to be entertained by the likes of Nicki Minaj, Usher and Stevie Wonder.

During the show, Beyonce won the award for "Favorite Soul/R&B Female Artist" while Rihanna got "Favorite Soul/R&B Album: Talk That Talk" and Nicki copped two awards for Fave Rap/Hip Hop Artist & Album.

Nicki hit the stage, wrapped in fur and wearing a pink wig to perform "Freedom" off the Pink Friday: Roman Reloaded - The Re-Up disc. She also walked away with awards for "Favorite Rap/Hip-Hop Artist" and "Favorite Rap/Hip-Hop Album."

She also hit the stage with Justin Bieber to perform "Beauty And A Beat."

Usher, who walked away with the "Favorite Soul/R&B Male Artist" award performed a medley of hits and showed off some great dance moves.

Music icon Stevie Wonder performed a touching tribute to the late Dick Clark, who founded the AMAs. He spoke to the legendary TV personality saying,

"I just remember his friendship, his kindness and I remember his love for music and love for people. I challenge you, you as communicators, leaders, politicians, spiritual leaders, put your love first as we musicians put our music and songs first, and unite the world. And then we can be jamming 'til the break of dawn!"

And after an introduction from Brandy, Swizz Beatz hit the stage with Chris Brown and Ludacris to perform "Everyday Birthday."  

And in one of the show's surprises, rap veteran MC Hammer hit the stage with pop sensation Psy for a mashup of "Gangnam Style" and "Too Legit To Quit."

Not gonna lie--LOVE this.

See the full winner's list here.