ATP Tour

Watch ATP Tour stars guess iconic TV characters: 'I'm clueless!'

Competing at the highest level on the ATP Tour demands incredible mental focus, quick thinking and sharp instincts, but can those same skills help players recall the beloved characters of their childhood?

In an entertaining new video, stars Alexander Zverev, Alex de Minaur, Andrey Rublev, and several others put their memory to the test as they try to identify famous TV and cartoon characters.

Can they tell their Flinstones from their Simpsons? It turns out while these athletes dominate the court, their pop culture knowledge might not always serve them as well under pressure.

Watch the video below to see who nails the nostalgia quiz — and who might need to brush up on their Saturday morning cartoons.