Beyonce -- LOCKED IN for Super Bowl Halftime Show

Beyonce is GOING TO THE SUPER BOWL ... to perform ... at halftime. Hooray!

Mrs. Jay-Z has signed on to perform at Super Bowl XLVII on Feb. 3rd at the Superdome in New Orleans ... so says the Associated Press.

Both sides are expected to make an official announcement about the show sometime tomorrow.

Beyonce will follow in the footsteps of Madonna ... and a slew of old white guys including The Who, Bruce Springsteen, Tom Petty, U2, Paul McCartney and Michael Jackson.