You watched Tupac Shakur performing at 2012 Coachella, now learn how they did it.\rbr\rbrRapper Tupac joined Dr. Dre and Snoop Dogg on stage at the Coachella Valley Music and Arts Annual Festival Sunday. Yes, you read that right. The rapper .\rbr\rbrHow Tupac and other holograms perform at concerts! Good Mythical Morning Episode 71! Comment: Who would you pay to see as a hologram? SUBSCRIBE for .\rbr\rbrMichael Jacksons performance as a hologram at last nights Billboard Music Awards caused mixed reactions — and for good reason. But while this might look .