An opera star agrees to perform at Patti's birthday party, mercifully replacing Sidney's terrible clown act.
| Name | Type | Role | |
|---|---|---|---|
| George Bloom | Writer | ||
| Barrett Oliver | Guest Star | ||
| Weaver Copeland | Guest Star | ||
| Don Bovingloh | Guest Star | ||
| Denise Gallup | Guest Star | ||
| Sherrill Milnes | Guest Star | ||
| Dian Gallup | Guest Star | ||
| Jon Spong | Guest Star | ||
| Hal Cooper | Director |