Tuesday’s 76ers-Knicks and Thunder-Spurs doubleheader was the NBA’s most-watched opening night ever, averaging 6.41 million viewers on NBC/Peacock.

The 76ers’ victory over the Knicks was the league’s most-watched primetime opening night game ever, averaging 7.71 million viewers and peaking at 9.1 million viewers at 9:45 p.m. ET.

American Express NBA Tip-Off – which also featured an afternoon matchup between the Celtics and Pistons – generated more than 700 million views across social media, an opening night record.