Cracker Barrel server stuns diners with incredible 'Happy Birthday' performance

ILLINOIS (KGO) -- It's often a surprise when the server or restaurant staff come out to sing "Happy Birthday," but this performance takes the cake.

A Cracker Barrel server in Marion, Illinois stunned diners when she began to sing back on May 2.

Birthday boy, Jared Gravatt, couldn't believe his ears.

RELATED: McDonald's employee who's turning 100 says she has no plans to retire

The server, whose name tag says Miranda, received a rousing round of applause for her thrilling rendition of the song.

"That was the best birthday I've ever heard," a person is heard saying.

Talk about a birthday to never forget!