Except the one where they steal the water scroll and she can't keep up with Aang and gets so bitchy pirates attack them.

Or the one where she gheushes over a guy trying to masacre an entire village because they're on the wrong side.

Same with Toph, she's completely retarded socially. They do have flaws which keep them somewhat humble (and they really can be insufferable when they forget that), and enjoyable.