The term 'Bill and Ted's Excellent Adventure' is a 1989 American science fiction comedy film starring Keanu Reeves and Alex Winter as two slackers who travel through time. The crossword solutions for this term are TEDS, which stands for the two main characters, Bill S. Preston Esq. and Ted Theodore Logan. The film follows the two protagonists as they use a time machine to travel through history in order to pass their high school history class.