No, she won't. She will probably sell 1,34 million on her first week in the US and end up selling 1,6 million worldwide. She's big in the US, that's it. Britney sold 1,31 million in the US and ended up selling 2,4 million worldwide, 1 million more around the world. She used to move tons of people all around the globe, everyone knew who she was. While Taylor is well known among Americans.