Piers Morgan has been arrogantly claiming - on seemingly a nightly basis - that no one needs an AR-15.

On his show Thursday, Morgan got a much-needed education on the subject from 22-year-old Celia Bigelow who explained, "I want a gun that can hold a lot of ammo because if I'm faced with an intruder or multiple intruders that come into my home, I want to make sure I have enough ammo to get the job done