Our Favorite Quizzes: Doogie Howser's Diary or Random Twitter Update?

For the rest of 2009, we'll be counting down the year's most popular quizzes in the Lunchtime Quiz slot. Then each day at 5pm, one of our regular quizmasters will be sharing his or her favorite quiz from 2009 (provided that quiz wasn't on the Top 10). Here's one I particularly enjoyed.
Take the Quiz: Doogie Howser's Diary or Random Twitter Update?
[When you're done, either start following mental_floss on Twitter or go watch all four seasons of Doogie Howser, M.D. for free on Hulu.]