We love us some They Might Be Giants, and not just because the two Johns took the time to sit down with us for an episode of The Engadget Show last year. Of course, we're not the only ones out there with a strong appreciation for the fiercely original New York duo. When you've got a fanbase as geeky and devoted as TMBG's, you're bound to get some strange and wonderful tributes out of the deal. Take "Apollo 18+20: The IF Tribute Album," a collection of 38 interactive fiction games created to pay homage to the 20th anniversary of one of the group's most beloved albums. Ever wondered how "I Palindrome I" would play out, were