Not Going Out (2006)

S2E5 Art

To impress Lucy's friends with his supposed expertise, Lee tries to demonstrate his understanding of art by talking about a mysterious artist he heard about from his cleaner, Barbara, who claims the artist will be a major sensation. Encouraged by Lee's comments, Lucy decides to invest a significant amount of money in the artist's pieces. Meanwhile, Lee scrambles to keep Lucy from discovering that the artist is actually a nobody.