Blame It on Rio (1984)

Michael Caine, Demi Moore, Valerie Harper, Michelle Johnson

Matthew is married to Karen, and father to teenaged daughter, Nikki. Victor, his colleague and best friend, who is going through a divorce, is father to 17-year-old Jennifer. Matthew's marriage is not going well as well. Just before they are to embark for a trip to Rio de Janeiro, Brazil, Karen says