Mike Nojun Park

When Leslie (Amy Poehler) finds out Jerry (Jim O’Heir) is retiring, she struggles with the proper way to commemorate the occasion. Chris (Rob Lowe) and Ann (Rashida Jones) prepare to have a baby together, while Tom (Aziz Ansari) worries he will become the office punching bag once Jerry leaves.

When Lily and Marshall have a baby shower, Marshall starts to panic after realizing the baby is coming soon. eanwhile, Ted and Robin come to terms with their relationship and Barney takes Marshall on a road trip.

Alex is torn between her daughter's school play and an "all-hands" situation in the Emergency Department.

Pelant is back to torment the Jeffersonian team.

The CBI team heads out to wrangle suspects in a run-down Wild West tourist town when the owner is found dead. Meanwhile, Kirkland tries to find out how much Patrick knows about Red John.

Beverly plans a birthday sleepover for Adam, but things go awry when a friend brings his dad's home-brewed beer and gets everyone sick. Meanwhile, Murray promises Erica and Barry a new CD player on the condition that they write the greatest song ever.