This Swedish-born, London-based "creative singer," as he describes himself, can sing in the voices of 23 different artists ranging from Green Day's Billie Joe Armstrong to Bruno Mars, and Rick Astley to Train's lead singer Patrick Monahan.
Don't believe us? Check his Bruce Springsteen, Sam Smith, Adam Levine and Lil John impressions in this Facebook video which has been watched over an incredible 26 million times and has 442,595 shares since being posted on August 29.
Wow this is Amazing: One Guy 23 Voices by RoomiePosted by Jaan & Arya on Friday, 28 August 2015
The video above was compiled by musician duo Jaan & Arya but you can find more of Roomie's work on his YouTube channel.