Simone Biles may be a beloved Olympic champ, but NFL fans say she's not above the sport's rivalries ... roasting the Olympian for wearing a Packers jacket to a Bears game.
Here's the deal ... Biles' husband Jonathan Owens made the switch from the Green Bay Packers to the Chicago Bears this offseason -- two teams locked in one of the oldest rivalries in the sport.
It seems at some point last year -- the one season JO played for GB -- Simone bought a custom black and white jacket featuring action shots of Owens on the Packers .