Scott Disick keeps it casual in a tracksuit as he takes Mason and Penelo...

Back to Dad life! Scott Disick keeps it casual in a tracksuit as he takes Mason and Penelope out to lunch ... after date with Sofia Richie

He has been seen out-and-about with young Sofia girlfriend Richie.

And on Sunday, Scott Disick enjoys precious time with his two oldest children, Mason, seven, and Penelope, five.

The threesome headed to lunch in Calabasas, CA.

The Keeping Up With The Kardashian star was casual in a black-and-white tracksuit.

The dapper dad finished his look with a set of white sneakers and mirrored aviator shades.

Penelope looked adorable in a striped, spaghetti strap top and denim cut-offs. Mason was dressed in a white T-shirt, gray shorts and sneakers.

Scott's youngest child, Reign, two.

The reality TV star shares his three-children with on-off ex-girlfriend Kourtney Kardashian.

Kourtney, 38, has moved on with another younger man, Younes Bendjima, 24.

Scott has also found love with Sofia Richie, who, at 19, is five years younger than Kourtney's boytoy.

Sofia and Scott were first rumored to have been together since May, but the daughter of Lionel Richie denied the claims.

Vì vậy, the twosome have gone public with their romance and are often seen holding hands and kissing in public.

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