Cahill lip synced to pop hits of the early 2010s, racking up millions of views and performing with the celebrities whose songs he mouthed along to. Cahill died Thursday, his manager confirmed to CNN.
By Scottie Andrew, CNN Before there were countless TikTok users lip syncing and attempting complicated choreography to pop hits, there was Keenan Cahill — lip-sync extraordinaire. With little more than a desktop computer and pure passion, Cahill racked up millions of views on his YouTube channel by mouthing the words to hits of the day. He even got celebrities, including Katy Perry and 50 Cent, to join him. Cahill, a charming, bespectacled music…