Never let 'em see you sweat. Guests feel guilty if they think you've worked too hard to make dinner for them - which of course you have!
If the Police could do a reunion... One of the biggest jerks I ever met was Sting. If he can do it, then anyone can do it. It's not that big a deal. And the Eagles! They did it! They severely hated each other. It's just rock and roll.