Some familiar names won awards, such as Lady Gaga, who won most innovative artist and must-follow artist on Twitter. Other winners were less orthodox, such as the website Pandora, which won for best music discovery service.
The show was based in Las Vegas, where the exuberant duo Matt and Kim played both host and house band. Award winners mostly submitted videos tapped in advance.
Rapper Chidera "Chiddy" Anamege provided the sideshow, attempting to break the Guinness World Records title for longest freestyle rap.
