According to NBC News, the league has prohibited all its players from any "violent gestures" that mimic "the firing of a pistol or a shotgun or a bazooka." Players can be fined for the gestures but it can also create a disadvantage during a game, resulting in a 15-yard penalty. Players are allowed to appeal the fines.

Beyonce took to the field in her hometown of Houston for a halftime show at the Ravens vs Texans game during the NFL's live Christmas coverage on Netflix

Beyoncé used a forbidden hand gesture during her live halftime performance at the Ravens vs Texans games on Christmas Day, which many fans are speculating may result in a fine from the NFL.