Conversation so far:
When did he reunite with Lilith and Frederick?
In "The Show Where Lilith Comes Back" (1994), Lilith surprises Frasier by dialing to the radio show.

Question: What does she say on the radio show?
Self-contained rewrite: What does Lilith say on the radio show in the Frasier episode "The Show Where Lilith Comes Back"?