Matthew Perry [1] stopped by Jimmy Kimmel Live on Wednesday to talk up his TV miniseries, The Kennedys After Camelot, and talk quickly turned to the former Friends [2] star's Canadian roots. After bonding with bandleader Paul Shaffer for being "half-Canadian," Matthew revealed that he actually went to school with current prime minister and Prince Eric lookalike Justin Trudeau [3] — and that he used to beat him up. "I think he was excelling in a sport that we weren't . . . so it was pure jealousy." Watch the video above now.