Bruins players wear vintage Red Sox uniforms before Winter Classic

Fenway Park transforms for NHL's 14th annual Winter Classic

Fenway Park transforms for NHL's 14th annual Winter Classic

Bruins – Penguins: Boston dresses as Red Sox before Winter Classic

NHL Winter Classic hockey game at Fenway stadium

Bruins players sport vintage Red Sox uniforms as Fenway Park transforms for annual Winter Classic – Boston 25 News

Bruins, Penguins rock vintage baseball uniforms at Winter Classic

Winter Classic: Fenway Park transforms for Penguins vs. Bruins

Bruins Unveil Winter Classic Equipment, Test it During Practice