LAKE BUENA VISTA, Fla. — It took every bit of seven games, but Jayson Tatum and the Boston Celtics are headed to the Eastern Conference finals.

And they dethroned the NBA champions to get there.

Tatum scored 29 points, Jaylen Brown had 21 and the Celtics topped the Toronto Raptors 92-87 on Friday night in Game 7 of the East semifinal series.

Marcus Smart scored 16 points and Kemba Walker added 14 for third-seeded Boston. The Celtics will face the fifth-seeded Miami Heat in the East finals.

Fred VanVleet scored 20 points for Toronto, which got 16 from Kyle Lowry, 14 from Serge Ibaka, 13 from Pascal Siakam and 11 from Norman Powell. The Raptors were bidding to become the seventh franchise in NBA history to win four consecutive Game 7’s.

Boston scored the first seven points of the fourth, taking an eight-point lead. The Celtics never trailed in the final quarter, though it was close all the way to the end.