Katara is absolutely ridiculous. Toph never even had loving parents, sokka had the same mom, Aangs whole race was destroyed. Just stupid. And who complains the most about it? Katara! She is my least fav character of the gaang for that reason.
KATARA: THEY KILLED MY MOTHER, YOU WOULDN'T UNDERSTAND; AANG WHO'S ENTIRE RACE WAS DESTROYED, HAD BEEN TRAPPED IN AN ICE BLOCK FOR 100 YEARS, AND WAS FORCED TO BECOME THE AVATAR: