Just This Once (film)

Just This Once is a 1952 romantic comedy film with Peter Lawford and Janet Leigh.

Mark is aghast when Lucy puts him on a 50aweek allowance. He still extravagantly tips a busboyafter a 50cent lunch or charters a plane to fly off to Paris without a thought as to his financial situation. Lucy shuts off his access to funds, causing an angry Mark to barge into her personal life, moving into her apartment and upsetting her routine. She wants to quit, but Coulter doubles her pay.Lucy has a fiance, Tom Winters, who has held off on proposing marriage until he can afford it. Mark owns a construction company where Tom works, so secretly he plots to get Tom a huge raise. Lucy sees through the ruse. But when she learns Mark also has offered his yacht for their honeymoon, she begins to see a different side to him. ........

Source: Wikipedia