Guy eats McDonalds for 90 days, loses weight: http://t.co/jSWmhHEYQW It’s about caloric intake, plain and simple. January 5, 2014 · aside , tweet Guy eats McDonalds for 90 days, loses weight: http://t.co/jSWmhHEYQW It’s about caloric intake, plain and simple. Tags: #Tweet