The relationships and dramas unfold between the American socialites living their life in London.

Noelle and her boyfriend face legal worries. Caprice has a secret to reveal. The ladies prepare for the summer's biggest social event.

With her latest tabloid headline successes, Caprice basks in the glow of the limelight. Meanwhile, Juliet and Marissa throw a 4th of July party which may end with many of the ladies at odds with each other.

Juliet attempts to make amends when she throws a mad hatter tea party. Annabelle is in charge of a runway show. Noelle and Scot's relationship is on the rocks. The ladies are invited away for the weekend by their royal friend.

The ladies travel to the Mapperton estate, home to the Earl and Countess of Sandwich, hoping for a weekend of fun and games to bring the group back together.

Juliet is unable to accept the change when Marissa becomes a British citizen; Annabelle continues training for a charity horse race; Caprice takes on a new model for a photo campaign; Noelle and Scot move in together.

Annabelle has an accident while training for an upcoming race; Caroline throws a dinner party and invites the ladies over, and gives Juliet and Noelle private lessons in British etiquette; Caprice arrives late to the party.

Tension between Caprice and Caroline ignites at Caroline's dinner party; Caprice packs for the States; Caroline and Juliet's friendship grows; Noelle must choose a side.