POPSUGAR Entertainment The X-Files Buzz Brainteaser by Entertainment 9/26/07 0 Shares Like us on Facebook Sign up for our daily newsletter > Welcome to Buzz Brainteaser, the trivia feature on BuzzSugar! Every weekday I'll test your knowledge about TV shows, music and movies. If you enter in the correct answer, you win points! On "The X-FIles" what was the first name of Mulder's sister? Read More Buzz BrainteaserThe X-FilesTV The X-Files Mulder Who? Robbie Amell Cuddles Up to Gillian Anderson on The X-Files Set Robbie Amell Has Joined the X-Files Reboot! Here's the Cast So Far Brace Yourself For New Footage From The X-Files Revival The X-Files Reboot: The First Set Pictures Will Make You Feel Warm and Fuzzy POPSUGAR, the #1 independent media and technology company for women. Where more than 75 million women go for original, inspirational content that feeds their passions and interests. Get the scoop with our daily newsletter TV Young Hollywood A-Listers Movies Sign up with By signing up, I agree to the Terms and to receive emails from POPSUGAR.