watch 01:51 The Loop (TV) Do you like this video? Brainy was one of the Happy Little Elves. He helped save Christmas for the Happy Little Elves. His name is presumably to do with the fact he is very clever. Appearances Episode – "Simpsons Roasting on an Open Fire" Retrieved from "https://simpsons.fandom.com/wiki/Brainy?oldid=584308" Categories: Male characters Characters The Happy Little Elves Non-speaking characters One-Time Characters Nerds Community content is available under CC-BY-SA unless otherwise noted.