South Park: Season 4, Episode 4 - ProjectFreeTV

4 - 4: Quintuplets 2000

The boys see the Contorting Quintuplets from Romania perform, and they are impressed by the amount of money an act like this brings in, so they try to start their own circus. Soon, the quints and their grandmother defect and are invited to stay at Stan's house. In the meantime, Kenny takes singing lessons and becomes famous in Romania.