Looks like Justin Bieber was caught hotboxing his car on the way to a radio interview at Power 106 in Los Angeles!  Recent rumors of Justin smoking marujana have been circulating lately and this event has just sparked drug usage speculations.  It has been reported that hip hop legend Eminem has reached out to the young star and invited his to his home over the holidays hoping to provide Justin with some constructive support.  Eminem has dealt with drugs in the past and supposedly believes that he can try to give the Biebs some insight.  What do you think?  Do you think Justin needs help?  Check out the video here!