Dani receives sacks full of fanmail at McHurties Hospital which she has to reply to. When she hears that her greatest fan, Olivia, is coming for dinner, she decides to live up to the role of celebrity. Meanwhile Max and Ben dress up as superheroes and when this does not have any effect decide to become super-villains instead.

When Dani decides to get fit, she recruits the help of Ruby, an enthusiastic personal trainer, but Ruby enters Dani into a female wrestling competition. Meanwhile, Jack vows to eat more healthily, and Max competes with Ruby's little sister Maisy to make Jack crack and eat something unhealthy.