Kaliko Kauahi

A horrible day at work prompts Penny to evaluate her life choices – including taking a big step with Leonard. Meanwhile, Howard and Bernadette struggle to care for Mrs. Wolowitz, and Raj gets relationship advice from Sheldon.

While Claire runs herself ragged trying to play peacemaker with Haley and Alex, Phil sneaks off for a nice relaxing day at the spa. Meanwhile, Gloria is horrified by Jay's morbid plans to purchase two primo side-by-side crypts in preparation of the inevitable future, and Cameron decides he wants to write a book that celebrates the fact that Lily is adopted -- however, during the process he unearths artifacts that are quite disturbing.

Leslie (Amy Poehler) wins an award from an international Women in Government organization, and travels to London with Ben (Adam Scott), Andy (Chris Pratt), April (Aubrey Plaza) and Ron (Nick Offerman) to accept it. Tom (Aziz Ansari) hunts down the mysterious businessman who is trying to put Rent-a-Swag out of business, while Ann (Rashida Jones) and Chris (Rob Lowe) settle into the next phase of their relationship.

Alberta’s expertise from her past comes in handy when Sam and Jay run into some complications during their Woodstone whiskey tasting soiree. Also, Trevor devises a ghost fraternity, which inspires a revelation from Isaac’s past.

It's flu season and Cloud 9 is flooded with shoppers looking to get vaccinated. When Jonah (Ben Feldman) offers to help out in the store pharmacy, he is tasked with administering flu shots, resulting in his most stressful day yet. Elsewhere, Glenn (Mark McKinney) needs an employee to put on a sombrero and hand out samples of the new store salsa and conspicuously looks to Amy (America Ferrera) and the one other Hispanic employee Carmen (Grace Parra) to do it. Both of these series of events lead to an impromptu diversity seminar for the staff.