“I’m done.” Richard Goodall’s Final Career Performance Brings Simon Cowell to Tears — ‘Eye of the Tiger’ Becomes a Farewell for the Ages” He didn’t just sing. He said goodbye. In a shocking twist, Richard Goodall revealed that his soul-stirring performance of “Eye of the Tiger” on AGT would be his last. After a lifetime of quiet dedication to music, the janitor-turned-star brought the house down one final time — and then stunned the world by announcing his retirement. Simon Cowell was visibly emotional, the audience rose in thunderous applause, and fans everywhere were left asking: Why now? Watch his powerful farewell below — a performance that will live on forever.