A person who goes to see one movie numerous times at the theatre. instead of just downloading it, or waiting till the movie comes out on DVD, this person spend a lump-sum of cash to see a mediocre movie only a normal person would see once.
Kyle: Hey! Want to go see How To Save A Life?
Joey: No, plus you've already seen it like 4 times. You're just being a Blackwood Watcher by going back numerous times!
kyle: I know but it's very touching!