One Direction talk travelling together. They reveal Louis is the worst airport shopper, Niall is the worst traveller and Zayn forgets his passport. Report by Andrea Lilly. Like us on Facebook at http://www.facebook.com/theshowbiz411 and follow us on Twitter at http://twitter.com/theshowbiz411 . Subscribe to The Showbiz 411! http://www.youtube.com/subscription_center?add_user=itn