Ricky's band is scheduled to perform in Tokyo, Japan and when they get settled, they meet Bob Cummings. Lucy, from her mother's suggestion, wants to get some new genuine pearls in Japan. Bob Cummings, who end up rooming next to the Ricardos has pearls, so Lucy and Ethel sneak into Fred's money belt while he's asleep and snag some cash. While planning to pay it back to Fred when they get back, Lucy and Ethel buy the pearls, but they end up not being able to afford them. They need to hatch a plan to give the pearls back to Mr. Cummings. (thetvdb.com)