Selena needs to learn to dance like Britney, then I'd appreciate her as an artist a bit more. So far she's just put her average vocals on catchy songs. Does she write her songs? I guess she can kind of act, so there's that
robot has a legacy though. She wins by default. Gaga on the other hand doesn't have one and before you even try. Dressing like a clown and being puked on does not count as a legacy.