#AAKD Throwback (2009): Before he went on to sell 140 million records, @justinbieber got his big break at @aakidsday. Send him a 🎾 if you want to see him return here in 2018! _ #usopen #justinbieber #bieber #arthurashekidsday #tennis #youthtennis #instatennis #instasports #instawow