Related Clues:

• Social greenhorn
• Filmdom's Napoleon Dynamite, for one
• With 77-Across, when combined into one word, national trivia championship, e.g
• Many a comic book collector
• Revenge getter of film
• One whose favorite website is Sporcle, say
• '___ alert!'
• "___ alert!"
• "The Big Bang Theory" type
• American nerd initially downloaded network about Spain
• Geek, anorak (sl.)
• Socially inept but knowledgeable person
• Feeble person (sl.)
• Dinner dress incorporating anorak
• Some dinner dropped by clumsy person