Justin Bieber ihop assault sunglasses bieber suit bodyguard police
Justin Bieber ihop assault sunglasses bieber suit bodyguard police
Justin Bieber ihop assault sunglasses bieber suit bodyguard police
Justin Bieber ihop assault sunglasses bieber suit bodyguard police

After Justin Bieber premiered his new, autobiographical, feature-length film Believe on Wednesday, the hotboxing pop star did what any 19-year-old would do ... he hopped over to IHOP.

But what went down there wasn't all Rooty Tooty Fresh 'n Fruity -- Bieber's bodyguards were on a rampage!

The flashlight-wielding, suit-wearing strong-arms grabbed a photographer and shoved him aside, simply because they didn't want him taking pictures. The pap called the cops but Bieber and his men were long gone in their smokey Mercedes bus ...