She did say that she was singing along at the inauguration to her backing tape, though, and promised that she would be singing live on Sunday night.
Late last year Beyonce signed on with the soda giant Pepsi for what a "wide-ranging global collaboration." This halftime show is one of their first major events together.
Massive amounts of entertainment media were at the press conference, with even reigning Miss America Mallory Hagan making the rounds.
Beyonce's husband Jay-Z is hosting a pre-game bash on Saturday night at Republic New Orleans in the warehouse district. The event is obviously set to be star-studded, with most big-name celebs just now hitting NOLA.