Once four separate apartments, Fallon and his wife, Nancy Juvonen, who owns production company Flower Films with Drew Barrymore, undertook an extensive renovation, turning it into one huge 4,950-square-foot family home.

While the exterior offers plenty of brownstone kerb appeal, the interior is decorated with vintage wallpapers, eclectic furnishings and colorful accessories that make it truly one-of-a-kind.

Inside, you'll find a warren of rooms and corridors over three floors, including six bedrooms and two bathrooms.

Can you guess which star lives here? Take a tour of 13 eccentric celebrity homes