With the professional tours on hold until at least August because of the coronavirus pandemic, the world's top players are looking for alternative ways to keep match sharp.
The future - in the short term at least - appears to be domestic and regional exhibition tournaments between players based in the same part of the world.
With fundraising, trash-talking and changeover chats with online fans, tennis is back with a twist.
Where are they being held? And who is playing?
Britain
Seven-time Grand Slam doubles champion Jamie Murray has organised a Battle of the Brits exhibition event for the leading British men, with Andy Murray, Dan Evans and Kyle Edmund also taking part.