News Bieber Defends Meeting Prime Minister in Overalls By ETonline Staff 9:11 PM PST, November 25, 2012 After catching a bit of flack for meeting with the Canadian Prime Minister in a decidedly casual pair of overalls, Justin Bieber took to Instagram Sunday to explain himself.Related: Justin Bieber on Selena, His Favorite Things"The pic of me and the Prime Minister was taken in a room in the arena where I was performing at that day," Bieber wrote in response to a journalist who criticized the move as "white trash.""I walked straight from my meet and greet to him," he explained further. "It wasn't like it was like I was going into his environment we were at a hockey arena. Wow am I ever white trash."The superstar (seen above) was snapped in Canada this week to accept a Diamond Jubilee Medal from the leader of his home country, Stephen Harper.