The Billboard Awards featured this hologrammatical (?) performance from the late Michael Jackson.
Of course, it's not the first time we've seen something like this. Here's Tupac as a hologram from a few years ago:
Here are the top 3 Hologrammatical (ha!) performances I'd like to see:
1) Elvis at Graceland
2) Ronald Reagan's "At Time For Choosing" at the 2016 RNC.
3) and really any performance by the great Mitch Hedberg.