Tensions fly when the Browns hit the road for their Spring Break trip along historic Route 66.

Kody is frustrated about his role in the decision making process of the family. Do the wives agree that he is not in charge?

The Brown family from TLC's "Sister Wives" give their opinions on the best parts of a polygamist marriage.

Maddie explains her dating do's and don'ts and why polygamy is not in her future.

The Browns from TLC's "Sister Wives" share their thoughts on their kids following the polygamist lifestyle.

The Browns from TLC's "Sister Wives" talk about the similarities and differences between monogamist and polygamist marriages.

The Browns reach the last stop on their road trip, as they meet the Richards, a Christian polygamist family.

The "Sister Wives" and Kody share their thoughts on how to make a polygamist marriage work.

Sometimes when you're in a rush it's easy to lose track of the children. This goes for any parents. With so many kids Cody says he sometimes has take take a note from the farming handbook and count the kids like cattle.

Christine's daughter Mykelti brings a boyfriend home.

The wives explain the definition of plural monogamy. They prefer to be more of a cohesive family unit. While it does take work, they are willing to commit to a life together.

The Browns get a scare when Truely falls ill.

Mariah has a special memory of Kody's dad Winn who passed away recently.

Kody's first wife Meri tells him she's going back to college now that their daughter is away at school.

The Browns go to San Francisco, and the sister wives do some shopping.

During the ceremony several of the children get choked up when saying what they are thankful for, many of them have learned valuable lessons from their parents.

The family helps Mykelti and Tony pick out a cake for their wedding.

Kody voices his concerns over his daughter's relationship plans.

Get a first look at this weeks episode of Sister Wives. New episodes air Sundays at 9|10 c.

The pixies, five of the Brown's younger daughters, and their son Gabe, a.k.a. Peter Pan., have finally found a place to call home.

Competition heats up during a trip to the bowling alley.

The wives have a special day planned for Kody's birthday. Find out what surprises the family has in store for the big day.

Kody and Tony have a rather uncomfortable talk, as things grow serious with Tony and daughter Mykelti.

Christine decides to take singing lessons to prepare for her big performance at Mykelti's wedding.

Twenty-four people strong, the entire Brown family goes grocery shopping.

From the mouth of babes... The children of TLC's "The Sister Wives" tell just what their moms mean to them, in their own special way. Check out this TLC.com Mother's Day exclusive!

Before the family went public about their lifestyle, Meri talked to her boss. He was shocked by the news but initially supportive. Two months later, she was let go.

A Romanian Dead-Lift may sound scary, but Janelle and her trainer Sean show us how it's been a great way for Janelle to strengthen her core muscles.

Get a first look at this weeks episode of Sister Wives. New episodes air Sundays at 9|10 c.

When their therapist poses the idea of Janelle and Meri taking a trip, the two reveal why the idea of going somewhere together terrifies them.

Maddie, Caleb, Kody, and Janelle share wedding sentiments.

It's all about the hips, as Janelle and her trainer Sean show us how they increased her hip strength and hip mobility.