in budapest and margaret sullavan ( a klara novak ) get a job a clerk in a gift shop while there and she bicker with co worker james stewart ( a alfred kralik ) . the two do not get along on the job because each have fall in love with a unseen pen pal . watch ernst lubitsch direct these star through the inevitable be predictably satisfy . even well be a sub plot involve shop owner frank morgan ( a hugo matuschek ) and who suspect his wife be have an affair . hire a private detective and mr. morgan confirm his wife of 22 year be have sex with one of his young employee . morgan and painfully realize and she just do not want to grow old with me and and the supporting character be what keep this film from get old . the shop around the corner ( 1/12/40 ) ernst lubitsch ~ jam stewart and margaret sullavan and frank morgan and joseph schildkraut .