After eloping in Las Vegas, Rob meets his wife s large Mexican-American family for the first time and, after unsuccessfully attempting to fit into his new cultural surroundings, realizes he's the odd man out in this tight-knit family.
Rosa persuades Rob and Maggie to have a traditional wedding for the whole family, but Fernando tries talking Rob into calling off the event. Meanwhile, Hector begins planning a surprise bachelor party.
After Rob and Maggie disagree over a pillow, Rosa and Fernando teach them that their first fight will determine who has all of the power in their relationship. Meanwhile, Fernando makes Hector get a job.
Rob becomes obsessed with finding out about Maggie's past, even enlisting Hector to help him snoop around. Meanwhile, Rosa and Fernando stop speaking to each other after their biggest fight gets brought up.
Rob asks Hector to teach him Spanish - in secret - so he can understand what Maggie's family is saying about him. Meanwhile, Fernando pretends to be on a diet for Rosa.
Maggie wants to start a family, but Rob doesn't want to have kids, so she and her parents try to change his mind. Meanwhile, Fernando shoots a commercial for his car wash.
Rob plans a romantic weekend at home for him and Maggie. But after Rosa kicks Fernando and Hector out, they move in with Rob and begin enjoying the romantic activities he planned for Maggie.
Rob's usually cold and distant father, George, visits and turns on the charm as he bonds more with Maggie's family than he ever has with Rob. Meanwhile, Rosa attempts to teach Hector how to cook.