Tupac, Elvis, Michael Jackson: Dead celeb conspiracy theories - Pics

Following last week's Tupac Shakur hologram at the Coachella music festival, which finished over the weekend, and Sir Tom Jones's anecdotes about former friend Elvis Presley on The Voice UK, we take a look at other late iconic stars - from Michael Jackson to James Dean - who despite their deaths, remain the subject of many conspiracy theories claiming they're still alive.