Storyline: Harriet's class wins a contest to attend London Fashion Week. But before leaving, she and her best friend Nat have a mishap with their outfits.

Storyline: Days before the season's biggest casting, Wilbur can't find Harriet, who's distracted by a video going viral.

Storyline: Harriet boldly decides to meet Wilbur and receives professional advice on posing. However, her career may end before it even starts.

Storyline: Wilbur risks everything to find Yuji's new model. Can Harriet and Nat strut their stuff on one of the world's biggest runways?

Storyline: Harriet travels to Canada with her father. With time before the parade, she enjoys herself with Nick, causing jealousy in his "girlfriend."

Storyline: At a party, everyone wants to talk to Harriet, but her anxiety skyrockets. Meanwhile, Nick confronts Poppy, and Yuji makes a tough decision.

Storyline: Harriet struggles to tell Nat everything but finds everyone already knows the story upon returning to school. Her friend's gossip spreads faster than anticipated.

Storyline: The Manners family attends a perfume photo shoot after a detour. Poppy makes a social media post, while Harriet uploads her own video.

Storyline: While Harriet tries to move past her social media blunder, chaos reigns at Infinity. Nick arrives at school as students prepare for the talent show.

Storyline: Harriet refuses to compromise her identity. Wilbur visits the Manners family, and together they devise a plan for Harriet's return to the fashion industry.