Walter's Mama arrives from Sierra Leone, and he worries that she does will not find England to her liking. Bagpipes has a health scare.
When Grover gets lost on his way to guest-star on the show, Andy Cohen steps up to the plate and pretends to be Grover. As a talk show host himself, Andy knows the need to keep the show going no matter what and through his Grover impressions, Andy fools everyone into thinking he is, in fact, Grover ! Finally, Andy reveals his true identity while Grover still searches for a way onto the talk show set. Josh Groban performs I love Trash with Oscar the Grouch.
In the Pie's Day, Prangle Penguin is already way behind on his strawberry pie deliveries. Hoping to improve their helpfulness rating, Tig and Seek take on the task of pie-making, even as things quickly take a not-so-sweet turn.
When Boss sends Tiggy and Gweeseek into the cellar to fetch a tuba, Tiggy must be brave and overcome his fears of the "Cellar Feller".
In Tulsa, detectives question whether a young woman's death was a tragic mistake or murder. In Mobile, the murder of a young father tests a bond between brothers.
The Queens turn trash into treasure in an eco-inspired design challenge. Guest host: BIDDELL
Tiggy and Gweeseek realize parenting is difficult after they bring home an abandoned egg that's due to hatch any minute.
On a mission to find an orange tennis ball, Tig and Seek encounter their worst nightmares: a baby and a dog.
When the office becomes obsessed with a Baby Bobo toy that Tiggy and Gweeseek found, a jealous Tiggy decides to put an end to it's song and dance moves for good.
This Guy is more wound up than usual and Tiggy encourages him to take a relaxing day off. Left in the office, Tig and Seek learn it's harder than they thought to keep things orderly.
After losing a tooth and deciding it's time to grow up and be serious, Tiggy risks ruining the rockin' party he planned for Gweeseek's Gotcha Day.
Tiggy and Boss square off against This Guy and Nuritza, the reigning champs of office charades. When Nuritza and This Guy's fight derails the game, Tiggy sets aside his desire to win broker peace between friends.
After Tiggy questions Nuritza's handy-rabbit skills, the two trade place, and Tiggy discovers that the job of fixing things comes with a lot more challenges than finding things.
In his quest to find a game he actually win, Tiggy stumbles upon a table tennis set. While his wish of beating (almost) everyone in the office comes true, the real challenge becomes scheduling a match against Boss.
Boss' nephew Champ visits the office for the day and Tiggy discovers that this "good boy" is really a naughty little kid who will do anything to get his way.
Tig can't get Seek to stop distracting him, but after she finds a new prime stop atop This Guy's head, a clingy Tiggy must deal with his feelings of jealousy and abandonment.