See a new behind-the-scenes clip.
UPDATE // JANUARY 30:
Check out a new behind-the-scenes clip of Gaga rehearsing for the Super Bowl halftime show, which includes a cameo from her manager, Bobby Campbell.
"For us, the Super Bowl performance is her showing up way the players are going to show up that day for their game," he says. "She's training for this just like an athlete. She stops at nothing to deliver a once in a lifetime performance."
UPDATE // JANUARY 27:
Gaga shared another snap from a rehearsal sesh for her Super Bowl halftime show performance:
UPDATE // JANUARY 17:
Gaga shared a couple more rehearsal photos, including a group shot of her and her dancers gearing up for the gig by practicing in Gaga's backyard.
EARLIER // JANUARY 8: