The remains of a hoarder are discovered; Angela’s father (Billy Gibbons) visits; Booth and Brennan are each confronted with unique opportunities.

Sacrifices will be made and both universes may never be the same again after Walter and Olivia visit the “other side”

Val’s water breaks; Erica and Tyler are invited up to the Mothership; Chad makes a devastating discovery.

Locke devises a new strategy; Jack’s group searches for Desmond.

A new employee with an axe to grind against Audrey files a sexual harassment claim against her. Meanwhile, after being teased for playing cricket, Timmy challenges Jeff to a game to prove the sport is not for wimps.

Leonard tells Penny about how he met Sheldon for the first time…and what happened to the elevator.

Blair has to decide between meeting Chuck at the Empire State Building or risking their future together. A gossip about Dan causes problems for Serena and Nate. Meanwhile, Georgina Sparks (Michelle Trachtenberg) returns to the Upper East Side with and agenda.

When Ted takes a date to see a new hit movie, “The Wedding Bride,” he is shocked to learn the story is loosely based on his life, and that it was written by Tony, the man Stella left him for at the altar.

Toni searches for clues about Daymo; Davis raises his profile on the streets and on TV; Janette considers suspending operations; Albert vents about the lack of tribe lodging; Sonny crosses a line with Annie.

Skyler hatches a plan; Walt and Gus come to an understanding; Jesse pursues a new opportunity.