Justin Bieber needs to stop traveling ... 'cause dude nearly forced an entire country to declare a state of emergency. We'll show you what went down when he performed in Norway. In other Justin news -- Diddy's son is getting a full-ride football scholarship to UCLA ... as in 4 years of FREE tuition!!! Should millionaire Diddy cough up the dough, and let a more needy student get the scholarship? Also, Mark Zuckerberg's tipping dilemma!