I like Christina and GaGa as much as many of the fans here, but is it really fair to slam GaGa because she doesn't have a Star yet? GaGa is a newcomer with one-and-a-half albums out. Christina's been in the game long enough now. She was long overdue for one. It doesn't matter if she wasn't as successful as some of her peers because, in the end, she still had success.
I don't like to give out predictions for the future, but GaGa will probably get her own Star somewhere down the line.