76ers, Celtics Game 7 matchup was most-watched first-round Game 7 in NBA history Game 7 between Boston and Philadelphia was the most-watched first-round game in the last 27 years. Content Original Link: https://sports.yahoo.com/nba/article/76ers-celtics-game-7-matchup-was-most-watched-first-round-game-7-in-nba-history-212452503.html