A Night in Casablanca storyline for the film was intended to be a direct parody of "Casablanca," with the characters having similar-sounding names to the characters and actors in the 1942 film. Groucho Marx has said that an early draft named his character "Humphrey Bogus", a reference to the leading actor in "Casablanca," Humphrey Bogart. Warner Bros. did not actually litigate, or even threaten to litigate, but it did issue a formal inquiry to the Marx Brothers concerning the plot and script of the film. The Marx Brothers exploited the situation for publicity, making it appear to the public that a frivolous lawsuit was
Casablanca Records half. In 1980, one of the label's biggest acts, Donna Summer, departed to Geffen Records as she and Casablanca failed to agree on her musical direction for the future. That same year, PolyGram pushed Bogart out of Casablanca due to what it viewed as the label's overspending and accounting irregularities. The film division was separated from the label and renamed PolyGram Pictures. In the early 1980s, with Bogart no longer heading the label, Casablanca had hits with acts Lipps Inc, Stephanie Mills, Cameo (on sister label Chocolate City Records), and Irene Cara, but it did not have the same level