All Grown Up!Simon Cowell’s Son Eric is Getting So Big — See His Latest Pic!

Simon Cowell's son is growing up so fast!

The America's Got Talent judge's ex-girlfriend Terri Seymour took to Instagram on Thursday, Sept. 22 to share a cute photo of Eric with her daughter, Coco — and we can't get over how big Simon's little boy looks in the new pic!

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Lunch date 🍴 #CocoandEric ❤️💙

A post shared by Terri Seymour (@officialterriseymour) on

"Lunch date #CocoandEric," the 43-year-old actress captioned the sweet snapshot of the little ones. She and Simon previously dated for six years and have remained close friends since their split in 2008.

MORE: Simon Cowell Gushes About Son Eric — See What He Revealed!

Simon, 56, previously welcomed two-year-old Eric with his girlfriend, Lauren Silverman, in February 2014, while Terri welcomed her 18-month-old daughter with her boyfriend, Clark Mallon.

Click through the gallery below see more of Hollywood’s cutest kids!