give them water or soft drink if they can drink it. if they have passed out, lie them on their side in the recovery position and check they're breathing properly. keep them warm. stay with them. Stay calm.
Don't argue with the intoxicated guest. Don't embarrass the guest, especially in front of other people.
Invite the problem guest to an area away from other guests, where you can talk.
Deal with the situation in a calm, friendly way. ...
Listen and empathize with your guest.
