Veteran Days of Our Lives star Bill Hayes (Doug) got a surprise when he attended a taping of The Tonight Show Starring Jimmy Fallon.

During a commercial break, Fallon went into the audience. Hayes' grandson got Fallon's attention. He let Fallon know that Hayes has been a guest on the long-running show three times. Fallon invited him to take a seat on stage.

Watch the two talk about the legendary actor's career below!