People are just discovering that one of TikTok’s most viral songs is by a Stranger Things actor – and no one can believe it. The track is called End Of Beginning by an artist called Djo, and it’s already been used in more than 1.5 million videos. TikTok song by Stranger Things actorDjo Joe Keery’s stage name, who is best known for playing Steve Harrington in the science fiction series. He starts off as a stereotypically unlikeable jock, but progresses throughout the seasons into a more courageous and caring character. Keery has had a few other acting roles, including the comedy movie Free Guy …