According to Jim - Charity Begins at Hef's

Seizoen: 5 - Aflevering: 4 / 110 - Eerst uitgezonden: 04 oktober 2005 - Episode ID: 5767

When Cheryl wins two tickets to visit Hugh Hefner at the Playboy Mansion in a charity-raising contest that Jim secretly entered her in, she decides to take Dana instead of him.