Ha, that song has taken quite a bit of heat. People say that in actuality, she doesn't describe anything ironic, which intrinsically, is ironic However, I'd contend that a fly in your Chardonnay is ironic. But rain on your wedding day; that's just unfortunate.
From King of Queens
Jerry Stiller(Arthur Spooner): "Douglass, you were right, I thought ironic meant made completely of iron" hehe.