The 32-year-old looked exceedingly glum as he stopped to pose for a photo with a fan at a CVS store in Long Island, New York.
While Scott begrudgingly agreed to take the snapshot with the young woman, he didn't manage a smile and instead scowled at the camera with his hands behind his back. The reality star was clearly trying to keep a low profile as he ran errands, sporting a black baseball cap and matching T-shirt along with jeans.
It was revealed on Monday that Scott and Kourtney had ended their relationship after nine years and three children together. The former couple are parents to five-year-old Mason, three-year-old Penelope and Reign, six months.