Gargoyle's amazing performance to Charlie Puth's "One Call Away." Does this voice sound familiar?

Watch Medusa's performance of "New York, New York," by Frank Sinatra. Does this voice sound familiar?

Watch Night Owl's full performance of "Fernando" by ABBA. Does this voice sound familiar?

Here's a sneak peek of Mustang performing an amazing rendition of "Here I Go Again" by Whitesnake.