VHS movie starring Michael Caine, Joseph Bologna, Valerie Harper, Michelle Johnson, Demi Moore. Directed by Stanley Donen. 1984.
From the VHS box:
Michael Caine, Joseph Bologna and sultry newcomer Michelle Johnson star in Academy Award-winning director Stanley Donen’s rollicking romantic comedy about a middle-aged executive who can’t resist the overtures of his best friend’s teen-age daughter… and finally decides to Blame it on Rio.
Matthew Hollis wants to add some Brazilian spice to his floundering marriage, so he plans a summer of sun and fun for family and friends in sizzling Rio de Janeiro. Unfortunately, his wife has other plans. That leaves Matthew, his best friend and their two daughters alone to explore the exotic excitement of this tropical paradise. Only Matthew is unprepared for the rousing romp that awaits him.
This one not for sale, but Amazon has a copy on VHS