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.

Big names fell early and unexpected teams broke through to steal the spotlight on Day 1 of U.S. Open mixed doubles play, headlining an electric opener packed with upsets and standout performances.

Everyone has been talking about the revamped US Open mixed doubles but the other Grand Slams are unlikely to follow suit soon.

Jessica Pegula played extremely well during the US Open's new mixed doubles tournament on Tuesday, and yet, it was her Adidas outfit that had everyone buzzing. Pegula teamed up with Jack Draper for the mixed doubles tournament in New York.

Jannik Sinner pulled out of the U.S. Open mixed doubles tournament shortly before it began on Tuesday, a day after he quit in the first set of the Cincinnati Open final because he was feeling ill. The No.

Raducanu and Alcaraz lost 4-2, 4-2 in the shorter format, but were seen laughing and joking together throughout the contest. That was despite fears the Spaniard would withdraw from the event, having only won his Cincinnati Open final against Jannik Sinner 24 hours earlier.

Jannik Sinner is close to getting back on the court after retiring from the final in Cincinnati with an illness.