Facial mapping software means you can have bunny ears, be a unicorn or a puppy dog - all fun stuff on apps like Snapchat.
But the technology is now so realistic, actors are taking out "digital insurance" so they get paid for appearances after they die.
And who wouldn't want to vomit a rainbow? Peter Busch's company FACEWARE has its own version, but it's the face mapping software that's made it possible.
FACEWARE's latest app, Die Hard Fan, gives millions of American college football fans realistic facepaint.
Loreal uses the technology to allow you to digitally try on different makeup.
But Mr Busch's core business is movies and video games, mapping the faces of A-list actors like Kevin Spacey, who featured in the game Call of Duty.
"Our technology is capable of creating a human where you can't tell, which is exciting from an entertainment point of view," Mr Busch says.
But the cat was among the digital pigeons after Star Wars film Rogue One last year featured actor Peter Cushing, who died in 1994.
Actors and studios are now taking out "digital insurance", so they can have control over their image after they die.
"It gives you the ability to live on forever at a certain year of your life and from a filmmaking stand point you have that insurance that if heaven forbid something happened to you the film could still be made," Mr Busch says.
Mr Busch is here for the Magnify conference on Augmented and Virtual Reality, technology now moving from entertainment to mainstream.
Travel companies, banks, accountancy firms are all interested in the technology - and what seems like a bit of silly fun is becoming serious business.
Newshub.
