They should have Steve Harvey act as the moderator. Then he can laugh at ridiculous answers just like in family feud when people start saying stupid shit.
I was once stuck next to a big guy on a plane – to the point where he could not put the arm rest down. Thankfully i'm skinny and he actually made a concerted effort to respect the divide, keeping his arms folded for the flight – so not all big folk are ***s about it.