Mercer Island’s Most Famous Native Son Returns To Gloat Mercer Island native and renowned carny Joel McHale appears at Island Books tomorrow. While he autographs your copy of his book, you can remind him what a dweeb he was in high school and he will respond by naming all of the A-list celebrities he knows. (Image credit: Island Books) Posted By: staph October 28, 2016 Source: Film & TV Star Joel McHale, Author of Thanks for the Money Related