Summary: The group are brought together for a glamorous launch party hosted by 20-year-old socialite and entrepreneur Amber Atherton.

Summary: Rosie throws a decadent dinner party where all eyes are on Caggie and Spencer's girlfriend Funda, as the two women in Spencer's life are introduced for the first time.

Summary: Hugo invites the group to a day of country shooting. Sparks fly when Funda confronts Caggie about her feelings for Spencer.

Summary: Ollie confides in Binky the real reason he broke up with Gabriella - and how his life is about to change dramatically. But how will Gabriella react to the news?

Summary: The cracks in Funda and Spencer's relationship continue to grow, and a surprise trip to Cannes for Caggie's birthday pushes Spencer to make a heartbreaking decision.

Summary: Hugo and Spencer organise a surprise trip to Cannes to celebrate Caggie's birthday. With Millie by Caggie's side, the foursome explore the millionaires' playground on a luxury yacht, but a surprise encounter soon lands Spencer in hot water.

Summary: It's Masquerade Ball time in Chelsea and there are a few surprises when Spencer decides to try a different approach to win the affections of childhood sweetheart Caggie. Meanwhile, Rosie is furious that Hugo has moved on so quickly with Millie after she turned him down. The ball also brings together exes Ollie and Gabriella, and what starts as their building a friendship ends in disaster when Gabriella sees him flirting with someone else.

Summary: The friends attend a polo match in which Francis is playing and trying to make amends following Agne's resignation and his fight with Rosie. Meanwhile, Ollie encounters Gabriella on a date with her new love interest, and Spencer's efforts to move on could be made more difficult by Caggie's decision to head to New York.