An 18-year-old looking after a 3-year-old is pretty ordinary, but when that 18-year-old is Justin Bieber and the kid you’re watching is the son of L.A. Clippers star Chris Paul … AND you do it courtside at Staples Center … it’s just awesome.

Bieber had a front row seat last night as little Chris Paul II watched his daddy and the Clips dismantle the Boston Celtics, 106-77 — which propels the team’s winning streak to 15.