Wedding Night (1967)

Sometimes, fate plays funny tricks on people, and Thanos--who was supposed to marry his long-term fiancée, Pepi--breaks up with her, only to get married to the beautiful blonde, Jenny, after a chance encounter at the swimming pool. However, Pepi, who wouldn't take this situation lying down, finds herself a nice husband--the affluent factory owner, and a proper mama's boy, Iakovos--bent on finding happiness. But, again, fate takes over, and the four of them will unknowingly reunite under the same roof of a sea-side resort, eager to experience the thrills of a hot wedding night, unbeknownst to them that love isn't always a bed of roses. Will their first night together be unforgettable?