Magic Number: The Party Game of Wild Guesstimation

From BoardGameGeek:

Will you be able to guess the Magic Number? In this new party game, the answer to every question is a number, and the player with the closest guess wins! Magic Number features hundreds of questions across three categories that will test your knowledge (or lack thereof) of random facts and how well you know your friends. Will your guess be spot-on, just a little off, or mind-bogglingly awful? With the ability to customize questions, indicated by blue, underlined text found on most cards, Magic Number will always be unique and exciting, no matter how many times you play. Gather your friends, and let the guessing games begin! -description from the publisher