Sweet Cheat (1949)

Leon Leon Errol keeps making solo trips to Buffalo and his wife Dorothy Dorothy Granger suspicions that some hankypanky is involved The next time Leon shuffles off to Buffalo Dorothy follows on the same airplane disguised as a beautifulbutpoor widow from the south Dorothy in disguise quickly gets more of Leons attention on the plane than she ever got at home The plane is grounded short of Buffalo and the evergallant Leon steps up to take care of the poor widows hotel bill but has to register her as his wife in order to do so Dorothy reveals who she is but Leon wiggles out of the situation in his usual wormy fashion