Monty Don's French Gardens (2013)

S7E15 Going Once, Going Twice

Larry attends an auction to report on the event and brings Balki along for support. As he explains how the bidding works, they inadvertently end up purchasing a lavish bottle of wine for a staggering $21,000. Now, the two must find a way to keep their expensive mistake a secret from Jennifer until they can return to the auction and sell it back.