We've got the best fans in the NFL." Helping cheer for the Bills on Sunday, Allen's No. 1 fan and fiancée, Hailee Steinfeld.

Hailee Steinfeld is celebrating her birthday with ... smiling cheek to cheek wearing a black leather blazer mini dress, showing off her long and toned legs. Though she didn’t rock her engagement ...

Steinfeld, 28, has been embraced by Buffalo and its fans as seen in a viral “Queen” billboard, and her going full Bills Mafia at games, and posing with a fan at a local Wegmans.