As ball boy, fan and best friend, Kruz has been doing it all.

For the first time in his career, Dan Evans came out on top against a world No. 1. 

And on Friday, he’ll try to reach his 75th Masters 1000 semifinal.

The game's physical exercise and social interaction seems to be the perfect match. 

Playing with their respective partners, both singles standouts made the highlight reel.

The Japanese star has become one of the most highest-earning athletes in the world,