The singer had previously said 'I think I'm probably going to quit music'
Singer says he wants to quit after his next album is released
Teen pop star's Music Mondays series continues with guest spot from the Chicago rapper
The singer had to leave his pet Mally in the country after it was quarantined
Singer had sparked outrage in South American country for kicking flag offstage
The singer's Latin American tour faces more trouble
Defacing buildings in Brazil is punishable by up to one year in prison
New York Post reports singer spent more than three hours in the Rio De Janeiro establishment
Pop singer tries to recreate the guitar solo from the original with his voice
Galifianakis also mocks the singer's music, hairstyle and recent 'public meltdown'