It gets serious at Wimbledon on Friday as the men's singles semi-finals are played out on Centre Court.
Defending champion Novak Djokovic will take on six-time winner Roger Federer, while British hopeful Andy Murray goes up against France's Jo-Wilfried Tsonga at the All England Club.
Here's the Order of Play:
Centre Court (1pm start)
Novak Djokovic vs. Roger Federer
Andy Murray vs. Jo-Wilfried Tsonga