This one's bugged me for years, and here are two examples from the news that are relevant.

R&B singer Ne-Yo here is describing a stereotype of gay men that's not at all uncommon:

There's this whole gay thing that keeps following me around. [People think] Anybody that sings and has a penis is gay. So I'm part of that elite squad, according to multiple blog sites and whatnot. I guess it's because I've never shot a person, or talked about shooting a person or had a desire to shoot a person...that I'm gay.

Gay men = nonviolent pansies. OK.

Here's NOM expressing another not at all uncommon stereotype when describing how gays react to their rallies: