The thing is that Family Guy was and is aware of its low quality humor, and takes pride on that. That's why Family Guy is enjoyable in spite of their dumb jokes. Meanwhile, American Dad doesn't want to face that reality, which becomes evident through the series. At least that's what I see.

Right? I also have a white one with a single "tear" of red, and it's the most gorgeous flower I have evrer seen. I'll try to fetch it from my camera

My little contribution to tulips while I'm still in Switzerland