Britney Spears will perform the opening number at the MTV Video Music Awards in Las Vegas this Sunday. Britney Spears is set to sing "Gimme More," the first single from her forthcoming album.
The VMA executive producer Jesse Ignjatovic told MTV.com.:

I wanted to start the show in a very big and dramatic way, and she's the one to do that,

She'll captivate everyone, and set the tone for rest of the night.
Jesse Ignjatovic also said that Britney Spears collaborated with illusionist Criss Angel on "some moments of the performance" for Sunday night's show at the Palms Hotel and Casino.
Jesse Ignjatovic added:

You can expect the things we want and expect from Britney – that will all be there," he says. "What I've see of it is great. She'll be dancing, performing, dong her thing. That's exactly what we all want.