Holiday hangovers are officially banished thanks to Stefanos Tsitsipas.
When he wasn't hitting with Roger Federer or Lucas Pouille during offseason training, Tsitsipas was hitting the high notes.
More: Australian Open Adopts Tiebreak For Final Sets
The 20-year-old Greek celebrated Christmas in Dubai, where he's been training at the Davide Giusti Academy, with a rousing solo on Feliz Navidad.
It begins as a group effort before the world No. 15 takes charge in a spirited solo.
It sounds like the world No. 15 is ready to join the One-Handed Backhand Boys.
It's been a busy offseason for the Rogers Cup finalist, who joins Federer as a Rolex brand ambassador and graces the cover of Men's Arena Magazine.
Photo credit: ATP NextGen Finals Facebook