The 2009 MuchMusic Video Awards were held in Toronto, Ontario at MuchMusic's headquarters on June 21, 2009. Along with the MuchMusic VJ's, on April 16, 2009, it was confirmed on the MuchMusic website that the Jonas Brothers would co-host the show. The show featured performances by The Black Eyed Peas, Billy Talent, Lady Gaga, Jonas Brothers, Alexisonfire, Kelly Clarkson and others. The artists with the most nominations were Nickelback and Danny Fernandes with five nominations each. Nickelback won the most awards with 3 awards.

Winners and nominees

Nominees for the People's Choice awards had been announced. Four nominations had already been chosen by MuchMusic and one wild card nomination will be chosen which has the most votes on the MuchMusic website. The nominees were, with the winners in bold:

Best Video

Best Post Production

Best Cinematography

Best Director

Best Pop Video

MuchLOUD Best Rock Video

MuchVIBE Best Hip Hop Video

VideoFACT Best Independent Video

Best International Video – Artist

Best International Video – Group

Best International Video by a Canadian

MuchMusic.com Most Watched Video

UR Fave: New Artist

UR Fave: Canadian Video

UR Fave: International Video

Performers

(performances listed in chronological order.)

Appearances

Post-show altercations

During a post-show after-party hosted by will.i.am of the Black Eyed Peas at a local nightclub, Perez Hilton was allegedly assaulted by the group's tour manager Liborio Molina. Hilton reported in a video on his blog that he was 'clubbed' in the eye by the said manager. will.i.am also later tweeted, defending the group's position in this matter. According to will.i.am, Perez was being provocative in his blog regarding Black Eyed Peas' member Fergie, as well as their latest album release, The E.N.D. An altercation ensued between Hilton and will.i.am, at which point Molina approached Hilton from behind and 'clubbed' him in the right eye, leaving a visible bump as seen in the video he posted during the following morning. Molina was arrested following the incident and appeared in a court hearing in Toronto on August 5, 2009.