Caroline and Max throw a '90s-themed party at the diner to attract rich hipsters and raise money for their cupcake business; Caroline is horrified when her rich ex-boyfriend comes into the diner.

Castle and Beckett work a murder case around the theft of a valuable sculpture. Serena Kaye, a smart, sexy insurance investigator, joins Castle and Beckett in the investigation, but she also has her eyes set on Castle, all the while hiding a very important secret from the team.

When a heat wave rolls through Bluebell, Zoe realizes that the hot weather is affecting everyone's behavior and lowering their inhibitions. In fact, Zoe struggles to fight her heat-induced attraction to Wade until she finally gives in. Meanwhile, Lemon is determined to win over George's parents when they come to town for a visit, but she is caught off guard when Lavon shows up to the same restaurant with his date, Didi.

Mordecai, Rigby, Margaret and Eileen head to the mountains for a camping trip in their "secret spot."

The Occupy Wall Street movement goes global, Stephen unveils Colbert Super PAC's NBA lockout ad, and Harry Belafonte talks political activism.

Episode info coming soon ..