bad taste - expression used by people who don't particularly enjoy an act or a joke on their expense. They use a lot of diversionary and slight of hand explanation to explain away their sourpuss reaction. For instance: There ARE things you shouldn't make fun of. And such.
  One such example was graciously put forward by the NATO-loyal warmonger Norwegian prime minister Kjell Magne Bondevik recently, as he described a TV-comedian making fun of him as "wicked" and "cowardly".
  below-the-belt-humor - see above
  childish humor - see above
  childish behavior - see above
  gallows humor - a morbid, fabulous way of having fun at others' expense.
  now, that's insulting - it was meant to be, dumb ass...
  barbecue - family gathering, where the central act is the burning of the flesh