Amanda Seyfried & Dominic Cooper Hit U.S. Open

Mamma Mia co-stars (and real-life couple) Amanda Seyfried and Dominic Cooper cozy up to each other at the U.S. Open tennis tournament on Thursday night (September 3) held at the Billie Jean King Tennis Center in Flushing Meadows, Queens.

The cute couple watched Russian Maria Sharapova win beat out 17-year-old American Christina McHale, 6-2, 6-1. They also stayed to watch Andy Roddick beat out Marc Gicquel of France in straight sets, 6-1, 6-4, 6-4.

Other pictures include Amanda, 23, and Dominic, 31, at The Grove shopping Center on September 1 in Los Angeles.

10+ pictures inside of Amanda Seyfried and Dominic Cooper hitting up the U.S. Open…