Lol. A pleasant family gathering is normally a roast or something and not some funky soup. You have had good practice lately though with your funky breakfasts and the odd beers you have consumed. If you had to have a gag reflex then it must have been bad. We have all been there and done it .Maybe next time to avoid this scenario offer to take them out for lunch instead.
I normally offer to bring it in as he isn't the most mobile bit it seems that today was the day to fuck me over, when I am hungover too. Aaarghh!