Busy Betty has always been busy. Every day she wakes up with a million questions and a billion ideas! And today she has an amazing idea: she's throwing her mom a birthday party. Shhh... It's a surprise! Then Betty and her best friend, Mae, have the best idea of all: What if they threw Mom a circus surprise party?! It will be the greatest day in the history of the universe! Everything is perfect until Betty realizes--oh, no!--Mom's birthday isn't today... it's next month. Whatever will they do with their circus surprise now?