Boston Celtics star Jayson Tatum made a gesture after Cooper Flagg was drafted first overall by the Dallas Mavericks.

Cooper Flagg's reveal that Jayson Tatum was his favorite player growing up has fans feeling extra old. The Dallas Mavericks are hoping for brighter days after the franchise took former Duke Blue Devils star Cooper Flagg with the first pick in the 2025 NBA Draft.

Flagg is from Maine (who does not have a team), so the Celtics are the closest NBA city. Tatum also played at Duke (where Flagg was). This article was originally published on www.si.com/fannation/nba/fastbreak as Cooper Flagg Makes Honest Statement About Boston Celtics Star Jayson Tatum.