In an effort to appear as intellectual as Lucy's friends, Lee shows off his 'knowledge' of the art world - holding forth on the subject of an unknown artist, who his cleaner Barbara has told him is the next big thing. When Lucy takes the advice and invests a fortune in the artist's work, Lee is left trying to prevent her from finding out the artist is actually a nobody.

• Lee Mack

• Timothy West
• Tony Way
• Miranda Hart