Aside from maybe donuts, parties are the best thing ever. You meet people, funny stuff happens, maybe somebody gets somebody else’s phone number. Especially if the party was at your place, it’s fun to wake up groggy and see bottles and cups and other detritus strewn about in the mid-morning (or better yet, mid-afternoon) sun — the sign of a job well done, a party well had. And if it was a really good party,…