The winner will advance to face the Knicks in the Eastern Conference semifinals.

BOSTON – After holding a 3-1 series lead in the Eastern Conference quarterfinals, the second-seeded Boston Celtics have surprisingly found themselves on the brink of elimination against Joel Embiid and the seventh-seeded Philadelphia 76ers.

The Boston Celtics look to close out the Philadelphia 76ers on Tuesday, April 28 in Game 5 of their NBA Playoffs series.

The Celtics will have a chance to punch their ticket to the conference semifinals when they face the 76ers in Game 5. With a 3-1 series lead, the Celtics could gain some valuable rest days by defeating the Sixers on Tuesday night.

The winner-take-all matchup tips off at 7:30 p.m. ET at TD Garden in Boston, with the victor advancing to face the New York Knicks in the Eastern Conference semifinals.

Tonight’s NBA Playoff slate features the Boston Celtics facing the Philadelphia 76ers in Game 6 of their first-round series. Boston is up 3-2 in the series. The tip is scheduled for 5 p.m. PT/8 p.m. ET (6 p.

Here's everything you need to know about when and where to watch Game 3 as the series moves to Philadelphia.