NBA’s John Wall -- I’ve Played with Bieber & Obama ... Guess Who’s Better?

Justin Bieber vs. President Barack Obama ... they’re both obsessed with basketball -- but who would win in a game of 1-on-1??? Subscribe! TMZ -- Subscribe! TMZ Sports -- Subscribe! toofab -- NEED MORE? Like us on! Facebook -- Follow us! Twitter -- Follow us! Tumblr -- TMZ on iOS -- TMZ on Android --