 
<translate> Iji zaa ajụjụ a, anyị kwesịrị ịma nke a: Ọ ghọrọ nke a kasị mara amara na 1942 mgbe akụkụ ya bụ Sam (Dooley Wilson) na fim Casablanca bụrụ. Azịza ikpeazụ: ihe nkiri Casablanca. <eng> To answer this question, we should know that: It became most famous in 1942 when part of it was sung by the character Sam (Dooley Wilson) in the movie Casablanca. Final answer: the movie Casablanca. 