Winter Classic 2023: Bruins, Penguins sport old-time baseball uniforms

Watch: Bruins, Penguins players rock old school baseball uniforms

Pavel Zacha 2023 Winter Classic Entrance Boston Bruins Autographed Hockey Photo

NHL's Winter Classic: Bruins and Penguins players don Red Sox and Pirates gear at Fenway Park

NHL Winter Classic History: New Year's Day game origin story - Sports Illustrated

Penguins reveal throwback jerseys for 2023 Winter Classic

Bruins win 2023 Winter Classic inside Fenway Park

A Winter Classic veteran and first-timer – Foligno and Dumoulin gear up for fun at Fenway

Howard Herman: Back at Fenway Park for hockey, Sports

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

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