According to Jim - What Lies Beneath

Seizoen: 6 - Aflevering: 14 / 142 - Eerst uitgezonden: 18 april 2007 - Episode ID: 5799

Andy's new metal detector uncovers Jim's long-lost wedding ring, which causes headaches to Jim, because he bought a fake wedding ring as a replacement a long time ago so Cheryl wouldn't notice he lost it.