Diff'rent Strokes (1978)

S02E08 The Adoption (1)

The Drummond family is excited to commemorate the official adoption of Arnold and Willis. However, their joyful plans take a turn when an unexpected “relative” arrives, threatening everything. Guest star Whitman Mayo portrays Jethro Simpson, who discovers a golden opportunity through a will that bequeaths a substantial inheritance to Willis and Arnold, transforming their lives from rags to riches.