The YouTube group is mourning.

Beloved creator Keenan Cahill died on Dec. 27, a spokesperson for his household instructed WGN TV. He was 27.

Although his reason behind dying has not but been shared, his final Instagram put up, shared Dec. 12, introduced that he can be present process open coronary heart surgical procedure. “Want me luck,” Keenan, one of many unique viral stars, wrote every week earlier. “Love ya’ll.”

Again in 2010, Keenan—initially generally known as BeenerKeeKee19952—grew to become an Web sensation because of his lip-syncing movies. Quickly, celebrities like Jennifer Aniston, Katy Perry, 50 Cent and Justin Bieber started showing in his movies, which have amassed thousands and thousands of views. Plus, he shot a Smartwater industrial with Aniston, carried out reside with David Guetta, starred in Sara Barilles‘ “Uncharted” house music video, carried out on the American Music Awards and collaborated with Ariana Grande. He additionally launched his personal unique music in addition to remixes.

And he did all of it whereas battling the uncommon auto immune dysfunction Maroteaux–Lamy syndrome, which stunted his progress and brought about swelling of his organs, inflicting them to turn into infected or scarred, and finally waste away, in accordance with MedLine Plus.