Diff'rent Strokes (1978)

S06E06 The Van Drummonds

When Phillip Drummond's Dutch relative Anna and her son Hans come to the United States for a brief stay, it feels like ages for Arnold and Willis. The duo finds themselves unjustly blamed for Hans' troublemaking antics, turning their excitement into a series of comedic challenges as they try to prove their innocence while navigating the chaos brought on by their mischievous cousin.