Cristiano Ronaldo has been teaching tennis star Novac Djokovic his trademark leap as part of a gym session in Dubai.
The Juventus forward posted a video to Instagram of himself and Djokovic attempting several run-ups and leaps as onlookers found the antics all rather amusing.The two were seen smiling and hugging as Ronaldo gave the Serbian tips on his jumping technique - one of his most deadly attributes on the football pitch.