In the season premiere of SECRET CELEBRITY RENOVATION, comedian and actor Billy Gardell, star of CBS' hit comedy BOB HEARTS ABISHOLA, returns to his hometown of Pittsburgh to renovate the home of his best friend's mother, Marianne O'Connell. In an emotional tribute, Billy takes home improvement contractor "Boston Rob" Mariano to his late father's neighborhood bar, where Rob surprises Billy with a special dedication in honor of his dad.