It went down in Oslo during a TV performance. One of his fans spilled something on the stage and Justin tried mopping it up but someone blocked him, and that was it.
It's the second meltdown in 24 hours. On Wednesday, he walked off a radio show.
WHAT DO YOU MEAN?Los 40 Principales
As for "beer," we think he meant "better."
The Oslo fans haven't given up ... they're still at the TV studio, serenading him with "Baby."
BABY, COME BACKTwitter