Keanue reeves and alex winters starred in the cult 1989 comedy bill teds excellent adventure as ted theodore logan and bill s preston esquire their humour gave way to this slogan becoming a popular mainstay towards the end of the 80s this is an official bill teds excellent adventure productmug design reads 69 dude bill teds excellent adventureour ceramic mugs are all white barring the printed design and are a standard mug size