The whole flashback to the Casbah, with Pepé living next-door to Pépé le Moko (the title character, played by Jean Gabin) and falling in love with a foreign visitor.
The whole flashback to the Casbah, with Pepé living next-door to Pepé le Moko (Charles Boyer's character in the film) and falling in love with a foreign visitor.
The flashback to the Casbah, referencing Pepe le Moko (Tony Martin's character in the film) and having Pepé le Pew fall in love with a foreign visitor. Also referenced in the title pun.