McHale's Navy (1962)

S3E26 By the Numbers, Paint

Title: Painted Deceptions Plot: When Gruber and his friends find themselves in a financial bind, they scramble to gather $300 for Christy's daughter’s tonsillectomy. In a misguided attempt to raise the funds, they concoct a scheme to sell a 'paint-by-numbers' artwork, claiming it's an authentic piece by Claude Gauguin's sibling. As their plan unfolds, they face unexpected challenges and the pressure mounts to keep their ruse under wraps.