On Friday night, the Philadelphia 76ers will welcome the Boston Celtics into the Xfinity Mobile Arena for the opening match of the NBA Cup tournament. The Sixer

The Boston Celtics will look to extend their first win streak of the NBA's 2025-26 regular season with a win against the Philadelphia 76ers.

The Philadelphia 76ers will take on the rival Boston Celtics on Friday to begin NBA Cup group play looking to stay unbeaten.

The Boston Celtics opened up NBA Cup play by getting revenge on the Philadelphia Sixers for an earlier loss this season.

The Sixers came back from 19 points down to beat Washington 139-134 in overtime on Tuesday in D.C. Tyrese Maxey posted game highs of 39 points and 10 assists in 47 minutes on the second night of a back-to-back. Joel Embiid scored 25 points in 23 minutes, while Quentin Grimes added 23 points off the bench.

Coach Nick Nurse and the Philadelphia 76ers explain the slow start and the final shot in a loss to the Boston Celtics.

A closely contested first quarter would be followed by each team having the upper hand in the following two, with Philly taking control of the second quarter, and the Celtics coming out with 35 in third quarter.

Philadelphia 76ers star Joel Embiid was fined $50,000 for making a "lewd gesture" toward the crowd during the Sixers' 109-108 Friday night loss to the visiting Boston Celtics.