It's such a a beautiful day by Don Hertzfeldt is available on Vimeo from NA so I'm not sure that it quite fits the "can't find anywhere" label. As is World of Tomorrow, which is a modern sci fi favorite of mine.
As another user mentioned, piracy is an option but so is a casual internet search?
In an episode of Happy Days, The Fonz goes water skiing, encounters a shark, and jumps over it in the water skis. It marked a moment of dramatic decline in the show's overall quality, and the term has been used since for any such point in time where something is identifiably worse after a specific event.