Celebs.com sat down with sci-fi legend Mark Hamill, who is joining Stan Lee's fan-centric YouTube channel "World of Heroes" as the host of an unnamed podcast. Hamill gave us his best Harrison Ford, Christopher Lee and Sir Alec Guinness impressions, talked about crazy "Star Wars" fans and tells us who he would have played if he were never cast as Luke Skywalker. For more info on your favorite Celebs head to Celebs.com.
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