OTD: 57 years ago today, Bobby Orr made his professional debut for the Boston Bruins. He earned his first career assist in a 6-2 win over the Detroit Red Wings. #nhl #nhlbruins #hockey #bostonbruins #nhlplayoffs #bruins #nhlhockey #nhlmemes #boston #nhlallstar #nhldiscussion #nhlnews #nhledits #nhldraft #bruinsnation #nhlawards #nhltrade #hockeylife #tdgarden #nhlhighlights #bostonsports #bruinshockey #bruinsfan #nhlblackhawks #nhlglobalseries #nhlfi #nhlleafs #nhltrades #nhltradedeadline #nhlcanadiens