Hollywood has long history of bad movies , but few attracted attention until ' 70s . Michael Medved one of the leaders in calling attention to film badness . ` ` Mystery Science Theater , '' ` ` , Titanic , '' ` ` RiffTrax '' invite attention . `` When you write ( the riffs ) , you spend a lot of time with the film , '' says the comedian . Some bad movies have long history .
Hollywood has long history of bad movies , but few attracted attention until ' 70s . Michael Medved one of the leaders in calling attention to film badness . ` ` Mystery Science Theater , '' ` ` , Titanic , '' ` ` RiffTrax '' invite attention . Some bad movies have long history .