Season 3, Episode 10 - "The Audit"
After Stan and Dorothy are audited by the IRS due to discrepancies in Stan's tax returns, they owe $5,000. When Stan comes to the house to pick up Dorothy's half of the money, he apologizes to her, saying the whole situation is his fault. He gives her a small box. To Dorothy's surprise, what's inside?
It is her ring she sold at the pawn shop to get her half of the money. When Stan found out what she did via Sophia, he went to the pawn shop and bought her ring back.
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