"Did your friends really enjoy that party? Yes, but based on their proximities to one another they split into 3 groups with little overlap. Maybe try to have

"Did your friends really enjoy that party? Yes, but based on their proximities to one another they split into 3 groups with little overlap. Maybe try to have separate parties next time, or set up some icebreakers. The following games and exercises have worked in similar occasions in the past. Sally has done some of them before so maybe she can organize." Michael...... Vassar. Just making a note of that so I can be sure I never end up at a party at this guys house.