Video of the year: Justin Timberlake, "Mirrors" Best female video: Taylor Swift, "I Knew You Were Trouble." Best male video: Bruno Mars, "Locked Out of Heaven" Best pop video: Selena Gomez, "Come & Get It" Best hip-hop video: Macklemore & Ryan Lewis featuring Ray Dalton, "Can't Hold Us" Best rock video: Thirty Seconds to Mars, "Up In the Air" Best collaboration: Pink and Nate Ruess of fun., "Just Give Me a Reason" Best video with a social message: Macklemore & Ryan Lewis featuring Mary Lambert, "Same Love" Best song of the summer: One Direction, "Best Song Ever" Artist to watch: Austin Mahone, "What About Love" Michael Jackson Video Vanguard Award: Justin Timberlake Best direction: Justin Timberlake's "Suit & Tie" (director David Fincher) Best visual effects: Capital Cities, "Safe and Sound" Best choreography: Bruno Mars, "Treasure" Best art direction: Janelle Monae featuring Erykah Badu, "Q.U.E.E.N." Best cinematography: Macklemore & Ryan Lewis featuring Ray Dalton, "Can't Hold Us" Best editing: Justin Timberlake, "Mirrors"