Video of the Year winner, who set off MTV Video Music Awards with a scorching performance, begins U.S. leg of her tour in March.

Kim Kardashian, Selena Gomez, Seth Rogen, Jonah Hill, Rick Ross and Odd Future will present on August 28 at 9 p.m. ET/PT.

Tune-in live right now to MuchMusic and watch as all the stars arrive on the Red Carpet at 2012 MTV Video Music Awards in L.A.!

After the premiere of the final ‘Twilight’ trailer during Thursday’s show, we analyze the entire clip second by chilly second.