Celebratory rap from Denis Shapovalov to mark his win over Marin Cilic at Indian Wells.

Grigor Dimitrov Serve Challenge. The Bulgarian try to serve in the box blindfolded. It doesn't seems that hard in the end.

Roger Federer and Jo-Wilfried Tsonga dancing with the mascot during an exhibition match in Sao Paulo. The Swiss tried some Moonwalk.

The #MannequinChallenge from Murray, Djokovic, Wawrinka, Roanic, Nishikori, Monfils, Cilic and Thiem before the ATP Finals (Masters) in London.

Murray, Thiem, Goffin, Firtz or Herbert try the Gong Challenge in London (ATP Finals/Masters).

Fabio Fognini is inimitable. The Italian had fun by pulling down the chair umpire's sock during his last match in London.