PLOT: SAMCRO enlists a former foe to help stop Mayor Hale's Charming Heights development. Meanwhile, Sheriff Roosevelt leans on Juice for more information.
PLOT: Emma's parents (Valerie Mahaffey and Don Most) visit, and get an understanding of her problems. Meanwhile, Mike Chang's parents (Keong Sim and Tamlyn Tomita) step in to help their son confront his biggest problem—bad grades.
PLOT: Adrienne hosts a 90210-style grill-and-chill barbecue, but dramas flame up when newbie Brandi arrives. Although Brandi bonds with Camille, the others are shocked by her social blunders as they ponder whether she'll fit into their clique.
PLOT:A new Bunny is hired at the club, but she has a hidden agenda. Meanwhile, tension grows between Nick and Carol Lynne when his potential campaign manager (Sean Maher) sets him up with a wealthy socialite (Cassidy Freeman); and Maureen gets to know John Bianchi (Troy Garity).
PLOT: Jim and Taylor try to save the colony from a legion of pterosaurs; Elisabeth learns that a former flame is also living in Terra Nova; Reynolds becomes protective of Maddy; Skye tries to help Josh adjust to his new home.
PLOT: Nate gets a surprising offer from Diana. Meanwhile, Blair receives a visit from her future sister-in-law; Dan's quest to stop his book from being published has him seeking assistance from Chuck; and Serena compels Charlie to make a big decision.
PLOT: Hank leans on Gomez to explore one final lead, as Walt scrambles to protect his family. Meanwhile, Jesse learns some unsettling news and races to share it with Walt.