A Nebraska pup apparently took "shotgun rider" way too literally ... because cops say the dog accidentally fired a real shotgun from inside a parked truck. The bizarre incident went down Saturday in Scottsbluff ... where police responded to reports of a shooting near a convenience store and discovered a truck with damage from a shotgun blast ripped through the passenger-side door. Law enforcement officials tell TMZ the alleged canine culprit -- who is reportedly a black lab -- was left inside

Tag-uri: accident