Jerry Stiller took a journey to his "Seinfeld" roots when he recently visited the Queens' home used for the exterior shots of the Costanza house.
"It was a battleground in that house," Stiller said. "There was never a peaceful moment."
When the funnyman showed up at the doorstep of the Astoria home, current residents Bessie and Jack Lopipero quickly invited him in.
Unlike the Costanza's, the Lopiperos are incredibly friendly, and they happily showed Stiller around.
See it all below: