Van Pelt in Jumanji: The Animated Series. Van Pelt returns as a recurring villain in the animated series based on the movie. He is revealed to be a part of the game, and when he actually dies in an episode, Peter starts to become him little by little, but is saved by Alan and Judy.
http://www.chacha.com/question/which-episode-of-grey's-anatomy-does-izzy-get-diagnosed-with-cancer. Izzie discovers she has metastatic melanoma (Stage IV) in season 5 episode 17 I Will Follow You Into the Dark of Grey's Anatomy.
We also see Lorelai in the hospital about to give birth to Rory in Season 3, Episode 13 Dear Emily and Richard. Although not part of a storyline in any of the episodes, Lorelai probably went to the hospital to have a cast put on her broken leg.