I think all of this fuss about being a one trick pony is a load of rubbish. I know it doesn't lend itself as well to Saturday night TV, but a hell of a lot of artists are pretty much one trick ponies, and why the hell not? Versatility is overrated, and it's why we keep ending up with the wrong people winning.
I got bored of her when she tried different stuff, but Tulisa . . . I like albums to be able to put on to suit a mood. Most albums are kinda like that.
If she's too one-note to win then that's fine, but with the right songs she could sell shed loads.