'Mamma Mia' Stars Dominic Cooper & Jeremy Irvine Goof Off at Audi Polo Challenge

Dominic Cooper and Jeremy Irvine have some fun together while attending the Audi Polo Challenge on Saturday (June 30) at Coworth Park Polo Club in Ascot, England.

The Mamma Mia: Here We Go Again co-stars were joined by a bunch of hot British stars at the event.

Sam Claflin and wife Laura Haddock, Tom Holland, Douglas Booth and girlfriend Bel Powley, Vanessa Kirby, Ellie Bamber, and Eleanor Tomlinson were among the other stars in attendance.

Prince Harry and Prince William both played in the match and Tom was on hand to present a plaque to the royals.

FYI: Ellie is wearing a Chanel dress, belt and bag, a Filu hat, and Christian Louboutin sandals. Laura is carrying a Roksanda bag. Bel is wearing an Emilia Wickstead dress.