Food & Refreshment Concession. The Bloomington Gun & Knife Show will be held on Oct 29th-30th, 2022 in Bloomington, MN. This Bloomington gun show is held at Bloomington Armory and hosted by Crocodile Productions. All federal and local firearm laws and ordinances must be obeyed. Saturday: 9:00am - 5:00pm Sunday: 9:00am - 3:00pm