Lady Gaga, Arcade Fire Rock YouTube Music Awards 2013

 Lady Gaga rocks a fake grill on the red carpet before Sunday’s YouTube Music Awards.

Lady Gaga later removed the fake teeth to perform new single “Dope.”

Michael Shannon (yes, Michael Shannon) and “Spring Breakers” star Vanessa Hudgens perform onstage at the YouTube Music Awards.

Co-hosts Jason Schwartzman and Reggie Watts did their best to make the innaugural YouTubes entertaining. Unfortunately, it was not.

Win Butler of Arcade Fire, Reggie Watts and Jason Schwartzman pose backstage at the YouTube Music Awards on November 3 in New York City.

YouTube starlet Lindsey Stirling performs onstage during Sunday’s webcast.

Ryan Lewis and Macklemore on the red carpet

The night’s big winner, Eminem, performs

Hipster Hang: Actress Greta Gerwig and James Murphy of LCD Soundsystem pose backstage.

L.A. rappers Earl Sweatshirt, Taco Bennett and Tyler The Creator on the red carpet.