The thought of the top men’s and women’s singles players teaming up is one that has often intrigued tennis fans around the world.

Is sports a competition or entertainment? Obviously it’s a little of both, but where organizations draw the line is always interesting. That’s why the U.S. Open Tennis Championships’ experiment with its mixed doubles format is so compelling.

A ten-point championship tiebreak will be played if the pairs are level at one set all. The winning pair will receive $1million (£736,880), while the beaten finalists will take home $400,000 (£294,729). Semi-finalists will receive $200,000 (£147,364), and those that make it to the last eight will pocket $100,000 (£73,682).

The new event wanted to use singles stars to put mixed doubles on a pedestal. Two masters of the discipline have stolen the show.

Here's what to know about the 2025 U.S. Open Tennis Championships at the Billie Jean King National Tennis Center in Flushing, New York.

Grand Slam singles champions will be playing for a little extra money and trying to get their hands on a trophy in the U.S. Open’s overhauled mixed doubles tournament.