Kody Brown’s first three wives had a difficult time when he brought a fourth wife into the family, and Christine Brown emotionally opened up to Robyn Brown dropping the bombshell news that she was jealous when she joined the family!

In the exclusive sneak peek of the upcoming season premiere of Sister Wives obtained by RadarOnline.com, Christine says that she wrongly blamed the new wife and not her husband for the problems.

With one dad, four moms and 17 kids in Kody Brown's polygamist household, personalities are bound to clash, and in the TLC family's new book Becoming Sister Wives, Janelle shares a fiery exchange which saw fellow wife Christine walk off the show's set.

"When Kody let slip that he had selected Robyn's wedding dress himself, Christine was devastated and walked off set," Janelle writes. "The show has to fit into an hour of television, so the necessary edits make it look as if she returned immediately."

Think four wives is enough to satisfy all of Sister Wives patriarch Kody Brown's needs? Think again.

In the TLC family's new book, Becoming Sister Wives, Kody admits that neither Meri, Janelle, Robyn nor Christine can truly fulfill all of his cravings.

"To be honest, I'm not sure if any one of my wives could fulfill all of my needs, nor do I believe that I am fulfilling all of theirs," he writes, before going into detail over the specific things that make each of his better halves so special.

Janelle Brown of TLC's Sister Wives opens up about why she temporarily moved away from the expanded family in the TLC family's new book, Becoming Sister Wives.

"During the eighth year of our marriage, I gave birth to my fifth child, Gabriel," Janelle writes, adding she "sank into a horrible postpartum depression.

"I felt overwhelmed by having had so many children in quick succession, and felt seriously depressed at our lack of financial means."

Kody Brown is a polygamist with four wives, 17 children, and a soft side that brings him to tears when he talks about his beloved family.

In a Sister Wives exclusive sneak peek obtained by RadarOnline.com, Kody shares how the family has embraced his new wife, Robyn, and their baby Solomon, and he gets choked up as he talks.

The stars of the hit reality show Sister Wives are polygamists, have 17 children and live unconventional lives -- and in an exclusive interview with RadarOnline.com they admit that they’re not like everyone else, in fact, they say: “We are so crazy!”

Kody Brown heads up the family of four wives, Meri, Janelle, Christine and Robyn, and they share with RadarOnline.com what their lives are like as a controversial family in the public eye.

“I think there is a misconception,” Christine says. “We balance our time, we still have kids that do every sport on the planet, and people just don’t get any of that. Just because we are documenting our lives on camera doesn’t mean the cameras are always there.”

Four wives is more enough for this guy -- for now at least!

Sister Wives star Kody Brown revealed to Anderson Cooper on an upcoming episode of his syndicated talk show that he is no hurry to walk down the aisle again and add a fifth wife to his vast polygamist family.

“Certainly not right now,” he told Anderson, and when asked if that was a “no,” he expanded by explaining the intricacies of his way of life. “You guys have to understand that I actually answer to essentially a higher call.

Kody Brown and his four wives -- Robyn, Christine, Janelle and Meri -- of TLC's Sister Wives appeared on Good Morning America Monday to promote the upcoming third season of their show, as well as their new book, Becoming Sister Wives.

Asked about the season-ending cliffhanger in which Robyn offered to be Mary's surrogate, Mary said, "You're gonna see the upcoming decision-making process … there's not an answer yet."

Just because they have 17 children to look after between them doesn’t mean Kody Brown and his Sister Wives can’t enjoy a night out.

The polygamist reality star was out in Las Vegas Friday night with three of his wives; Meri, Janelle and Christine.

Fourth wife Robyn seemed to have stayed away from the night out after giving birth six months ago.

Polygamist Kody Brown and his four wives won a recent legal battle against the Utah County prosecutors, allowing their lawsuit to challenge the bigamy law to go forward, RadarOnline.com is reporting.

The stars of the TLC reality show Sister Wives filed a lawsuit against the prosecutors in the town where they lived saying that the bigamy law in the state is unconstitutional.