When the Barbershop Harmony Society took the stage to perform at one of their recent concerts, they had an unforgettable surprise for their audience that nobody saw coming.

Seconds into their song, “Dirty Jobs” host Mike Rowe appeared onstage and started walking towards the microphone. The audience was confused at first, having no idea what Mike was doing there. Mike’s determined smile showed that he had a trick up his sleeve, and the audience could not help but wonder what he was going to do.

Though Mike is best known as a host and narrator, he has a hidden talent that few of his fans have ever seen, until now. The audience could not believe it when he got in the middle of the quartet, as if he was going to sing along. The audience laughed at first, thinking that this was a joke, but it quickly became clear that he was totally serious. When Mike started to sing, the audience were stunned to see that he has a beautiful singing voice.

Who knew?!

Mike joined the quartet to perform the song “Sweet and Lovely,” and he could not have done a better job. Video of his performance has quickly gone viral, being viewed over one million times. Fans everywhere can’t get enough of Mike’s hidden talent!

“I love how Mike’s eyes sparkle when he’s singing! That’s the magic, right there!” one fan commented, with another adding, “I have the stupidest grin on my face right now. He has an Incredible voice!”

“Incredible performance. Mike Rowe could be an International Champion bass himself if he wanted to!” a third fan commented.

Check out the performance for yourself below!