No one circles the wagons like the Buffalo Bills and their famous fans ... so here are the biggest celeb backers showing off their team spirit ahead of the AFC Championship game!!
Of course, Josh Allen and Patrick Mahomes are set to face off in an epic showdown between the Bills and Chiefs on Sunday ... with the winner punching a ticket to the Super Bowl.
From Chad Michael Murray to Wolf Blitzer to Summer Sanders, the boys in red, white and blue have some familiar faces rooting them on for the big game.