Will Ferrell and Zach Galifianakis Audition for ‘Fifty Shades of Grey’
On a recent promotional stop for 'The Campaign' stars Will Ferrell and Zach Galifianakis got a little goofy with "mommy porn" novel 'Fifty Shades of Grey.' Watch the comedic pair read excerpts from the wildly popular -- and wildly terrible -- novel.