Lady Gaga won the Super Bowl with high-flying halftime show (the best since MJ?) Lady Gaga had the retractable roof opened at NRG Stadium for the start of her high-flying performance at the Super Bowl LI halftime show. There was little need. With her scintillating, spectacular and stirring 12-minute concert, she would have blown it off anyway. Read more: http://www.foxsports.com/nfl/story/lady-gaga-super-bowl-halftime-review-roof-telephone-review-020517     Watch it