So this had nothing to do with Community BUT it is a charity campaign, and it's an example of the awesomeness fandom can pull off.
For the past few years, @littlechuckfan has been raising money for St. Jude's through her school. She's raised a total of over $30,000, which I think is just so inspiring. This year's fundraiser started today, and I thought I'd post the link here for anyone who might want to help: