Chris Pratt lauds wife Katherine Schwarzenegger for ‘running circus at home'

Chris Pratt is heaping praises on wife Katherine Schwarzenegger Pratt on Mother’s Day.

The actor turned to his Instagram on Sunday to celebrate the mother of his kids on the special day.

Katherine is also stepmom to Chris' son Jack, 12, whom he shares with ex-wife Anna Faris.

"How do moms do it?" the Marvel star wrote. "Seriously. It’s like running a circus, a hospital, and a five-star kitchen all at once. Our kids hit the jackpot with you, and so did I. We love you. Happy Mother’s Day, Chief!"

Katherine daughters Lyla Maria, 4, Eloise Christina, 2 and son, Ford, with Chris. She is also a step mother to her husband’s son Jack, 12.

This comes as Katherine also thanked her mother, Maria Shriver, on the special occasion.

"I love you more than you know. You’re the greatest mom and mama g. I have felt loved by you every second of my life and you are the reason I always knew I wanted to be a mom. You are simply the greatest. I love you," she wrote.