It doesn't make me mad, if anything it makes me kinda sad. Their happiness
actually rests on keeping others unhappy. That's the most un-Christian sentiment possible.
I'd say they should be ashamed, but the lack of self-reflection they* show suggests they are not capable of shame.
* By "they" I mean the pressure group behind the ad. The people in the ad are just actors, which means the odds are pretty good that the men at least are gay and just cashing a check and laughing at people with this attitude.
War's over, kitten; the good guys won.
Find something else to poke your nose into.