premise: Billboard Dad was only released in 1968.
hypothesis: Billboard Dad ( film ) is a 1998 American direct-to-video comedy film , directed by Alan Metter starring Mary-Kate and Ashley Olsen . Troian Avery Bellisario ( [ ˈtrɔɪən_bɛlᵻˈsɑːrɪoʊ ] born October 28 , 1985 ) is an American actress and director .