Billie Holiday's Hologram to Sing at the Apollo Theater
Tupac and Liberace have also performed posthumously via hologram.
Watch Microsoft's Eye-Popping Hololens Demo Using Minecraft
Hold your pickaxe, partner. Microsoft just blew Minecraft clear out of the sandbox. Way out.
Stephen Hawking, Via Hologram, Tries to Reassure One Direction Fans About Zayn Malik's Departure
In another universe, not only is Zayn still a member of One Direction, but you're married to him.