The King of Pop returned to the stage to perform a new track "Slave to the Rhythm" with both live and projected dancers. Unfortunately, the audio didn't quite sync up seamlessly with Jackson's mouth movements. Dance moves were pretty close though.
Tupac joined Snoop Dogg, Dr. Dre and others at Coachella two years ago, going solo with the track "Hail Mary" before teaming up with Snoop for "Gangsta Party." No "California Love" though. We have to admit, the hip-hop artist's movements were pretty spot on.
Genki Rockets' performance of "Heavenly Star" from Live Earth at 2007 featured the usual holographic tech, but this time Al Gore was along for the ride. Yes, you read that correctly.
I don't want a lot for Christmas; there's just one thing I need.
To be fair, the human members of Gorillaz never appeared in person, but the animated counterparts put on a show here.
Here's a look at the 3D-projection tech that drives these performances from Tupac and more.
Even "Gangnam Style" got the hologram treatment for a show in South Korea.
A projected Kate Moss was good enough to show off Alexander McQueen's flowing threads at Paris Fashion Week in 2006.
Sir Richard Branson really can be in two places at once.
Rock the Bells 2013 saw multiple holographic performances, the first of which was Eazy-E alongside the members of Bone Thugs-N-Harmony.
Arguably the most entertaining member of Wu-Tang returned to the stage with his former group for a popular track off of Enter the Wu-Tang (36 Chambers), complete with his iconic hairstyle.
What's better than talking to yourself on stage?
Madonna appeared with members of Gorillaz on stage before transitioning into her own IRL performance. Unfortunately, the difference is quite obvious.