During dialogue between Maggie (Pat Crowley) and Buddy (Kristy McNichol) Buddy wants to know if Maggie (famous actress) has ever met or knows The Fonz (Henry Winkler, Happy Days). For which she states no she had not nor to have known him. In 1980 she appears on Happy Days.
The hotel room that Maggie Calder is staying in within the real life Huntingdon Hotel is the exact same one that the character Elizabeth Kraft stayed in when she met Willie.