DRAMATIC EXIT: The moment a sick Justin Bieber stops dancing and walks off stage at the O2 in London

This video shows the moment Justin Bieber stopped his performance at the O2 in London and walked off stage complaining of a shortness of breath. Report by Ashley Fudge. This is TheShowbiz411 s most watched video of March 2013. Watch the rest of year s top videos here: Subscribe to The Showbiz 411 More Justin Bieber: Justin Bieber and paparazzi in foulmouthed row: Sick Justin rushe