For the opener of the series' third season Danny welcomes singer Harry Belafonte and Greek singer Nana Mouskouri. Harry teaches Danny how to sing with an ethnic flavor and the two men sing a calypso ...

For his fourth season's opener, Danny is joined by actors Andy Griffith, Ronny Howard, and Clint Howard, as well as singers Susan Barrett and Donna Butterworth. Ronny convinces Danny to allow him to ...