Joy Levine lives in an old apartment that, in complete contrast to her, is shabby and worn-out on the outside while well-kept and filled with joy on the inside. Her life changes when she auditions for a TV show called "Gotta Be Happy". To her astonishment, she is chosen, and her mission is to throw a surprise party for her parents on the upcoming show. However, there is a price to pay for all this: she has to let the viewers into her private inner world and share with them an event that has been...