S4·E9 Jeannie and the Top Secret Secret

It's been three years since Tony and Jeannie met, and boy has their relationship blossomed. He plans to celebrate their anniversary with a night on the town ... until Dr. Bellows calls, telling him to come to the office. It turns out Tony has been asked to hand-deliver a classified film to Washington, where high-ranking military officials are to view the film documenting NASA's latest projects. Tony (who has been ordered to be tight-lipped about the mission) tries to back out but can't; when he tells Jeannie about the change in plans and that he can't disclose what he's doing, Jeannie is certain she's being let down again and that Tony aims to meet another woman. Scheming to follow along, she blinks herself on the airplane (where Tony is seated next to a young woman) and, disguised as a stewardess, she causes trouble. Dr. Bellows (who is accompanying Tony on the trip as a ""stranger"") is clueless as to what's going on. Tony eventually has no choice but to take Jeannie aside and explain