After someone tries to murder the founder of a youth charity, two of Gus' former Blackapella members decide to help him and Shawn with the investigation.
Rob's father arrives for a visit with Maggie and her family.
Hoping to slowly warm Rob up to the idea of having children one day, Maggie volunteers herself and Rob to babysit a six-month old for a day.
Worried that his wife's family is talking about him, Rob decides to learn Spanish. Hector helps while Maggie wonders what her husband is up to.
After revealing an embarrassing secret about Fernando and Rosa's past at a family gathering, Rob finds himself obsessing over what might be in Maggie's past. However, when he and Hector dig through her things in the attic, he not only betrays her trust but also finds out more than he bargained for.moreless
Maggie wants to remind Rob she is living with him by redecorating. Meanwhile, Fernando is tired of Hector's living with them so he makes him work at the car wash.
Rosa tries to talk Rob and Maggie into having a real wedding with family, until Fernando admits to Rob he spent all their money saved on a second event.
The remaining celebrities face off one-on-one in a Chopped style competition featuring three judges from Chopped.
Rob meets his new wife's tight-knit Mexican family following their sudden marriage in Las Vegas.
Eight celebrities are placed on teams for Rachael and Guy, then they are tasked with each creating a dish for 150 people.
Both teams are challenged to make four original dessert dishes and then later compete in another elimination challenge.
Kyle's diabetes has now affected his kidneys, and he desperately needs a transplant. His mother, however, has gotten into a local fad: holistic medicine. Of course, the herbs and roots aren't working, and only Stan seems to understand Kyle's needs. The doctor tells him that only Cartman has a matching kidney for Kyle, but when Stan goes to ask him, Cartman demands $10,000,000. Instead, Stan hatches a scheme to get Cartman's kidney.moreless