Blonde Fever (1944)

Peter and Delilah are a married couple running a roadside café in Nevada Their stable partnership turns rocky though with the arrival of the sultry Sally a waitress who catches Peters wandering eye Delilah strikes back by hiring Sallys boyfriend as a waiter Sally is initially dismissive of Peters advances but when he wins 40000 in a lottery she quickly pounces turning on the charm and eyeing the easy life