In the opener of a tripleheader Tuesday night of NBA playoff action, the second-seeded Boston Celtics will play host to the seventh-seeded Philadelphia 76ers on Peacock and NBCSN.

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The teams will meet for Game 3 of the series this Saturday at Phoenix's Mortgage Matchup Center, tipoff is at 3:30 p.m. ET, and you can tune in on NBC and Peacock.