Today, it often takes just one YouTube video, one tweet or one hilarious Reddit post to go from "who?" to "oh, THAT guy! I love him!"
This Brit knows the feeling all too well.
The virtual performance was set up using the Sing! Karaoke app by Smule, a social music-making application developer. The app allows people to record their favorite songs, use a variety of sound effects and share it with the world.
Jessie J joined the app to promote her hit from the movie "Pitch Perfect 2." She recorded her vocals leaving space for fans to contribute their variations. Bleasby didn't hesitate for a second and immediately jammed with his favorite artist.