Britney was so shocked by her sister’s pregnancy that she canceled a dance practice. And she certainly had reason to be surprised — she was one of the last to know. Jamie’s advisers had told her to keep her distance from the scandal-plagued singer, but apparently forgot to mention that she should stay out scandals herself.

“She feels that she needs peace and quiet,” says Britney’s rep. And a lot of food. After running away from paparazzi, she passed by Carls Jr for a burger, fries and coke.