What you need is prevention in the first place. Have some lines drawn with the host beforehand. Plan and make sure it doesn't get to this point, but when it does, you and the host meet eye to eye or call the cops. The 'gig' is the persons party you're playing at, it's not your gig unless they're coming to a venue to see YOU. So fuck those cunts. It's better that than have your shit wrecked. Plan to prevent