Heidi Klum & Martin Kirsten: Saturday Soccer Fans!

Heidi Klum and Martin Kirsten get close while sitting next to each other in the park on Saturday (March 9) in Brentwood, Calif.

The 39-year-old Project Runway host and her beau enjoyed their afternoon watching seven-year-old Henry, eight-year-old Leni, and six-year-old Johan play a game of soccer.

PHOTOS: Check out the latest pics of Heidi Klum

Earlier this week, Heidi walked the red carpet at the first taping of America’s Got Talent Season 8 held at the UNO Lakefront Arena in New Orleans, La.

30+ pictures inside of Heidi Klum, Martin Kirsten, and the kids at their game…