She was on Leno last night. Apparently she's already made over a million dollars on iTunes from the song, but she's going to donate all the proceeds she makes to Japan and her school.
Sure, the song is complete crap, but the girl is 13 years old and seems to have an unexpectedly excellent perspective on the whole situation. She said the worst part of the whole thing were all the negative comments ripping on her personally, because she's 13 and really cares what everyone thinks about her.