Karen admits to her affair and sends her husband on a rampage.

Angelo Heddington and Elizabeth Rudavsky have a whirlwind romance that is followed by a shotgun wedding and news they're having a baby. But their union is built on layers of outrageous lies and the escalating violence will culminate in tragedy.

Was life insurance money the motive for Nancy's murder?

While on tour, a Naval wife carries a secret with her that might make their life explode at the seams.

Bob and Becky are a model couple - fit, attractive and well spoken. Their life seems ideal, until one of them snaps. But what was the breaking point?

When marriages fall apart, they can turn ugly… even deadly. Fatal Vows presents true stories of marriages so broken that one spouse chooses murder over divorce as their way out.

A mystery gunman blows away Gulam Moonda at a highway pitstop, but was the murder fueled by the affair his wife Donna was having?

If you get to a point in a relationship where you hire a private investigator you have to ask, "Should you be in this relationship at all?"

They appear to be raising the picture perfect family, but behind closed doors their is turmoil that will lead to their demise.

Fatal Vows experts Stacey Kaiser and Dr. Brian Russell talk about how your priorities need to shift when you're in a relationship and how ambition and narcissism hurt John and Judy's marriage.

Stacy Kaiser and Dr. Brian Russell talk about Arthur Burney's impulsive behavior and the fact that he had married so young and had too many responsibilities as a major factor for his actions.

Fatal Vows experts Stacy Kaiser and Dr. Brian Russell talk about Tommy Kane and the fact that he felt undervalued because he was no longer playing sports as well as the problems with his unfaithfulness.

'Fatal Vows' experts Stacy Kaiser and Dr. Brian Russell talk about the role stress can play in a relationship as well as how long you should know someone before getting engaged.

'Fatal Vows' experts Stacy Kaiser and Dr. Brian Russell talk about Michel's lack of a sex drive for Tanya and how it effected their marriage and the factors that might contribute to it.

'Fatal Vows' experts Stacy Kaiser and Dr. Brian Russell talk about the warning signs that Ray seemed to not notice and the role that trust plays in a marriage.

'Fatal Vows' experts Stacy Kaiser and Dr. Brian Russell talk about how parents should relate to their kids not as friends, but as authority figures.

While on tour, a Naval wife carries a secret with her that might make their life explode at the seams.

Bob and Becky are a model couple - fit, attractive and well spoken. Their life seems ideal, until one of them snaps. But what was the breaking point?

When marriages fail, divorce can turn ugly and even deadly. What was once a passionate union turns to spite, greed and betrayal. Fatal Vows explores marriages so broken that one spouse is driven to murder as the only way out.

Stacy and Brian explain why it's important to be open and honest about finances - and how it can clue you in to other areas of life.

A mystery gunman blows away Gulam Moonda at a highway pitstop, but was the murder fueled by the affair his wife Donna was having?

'Fatal Vows' experts Stacy Kaiser and Dr. Brian Russell talk about Michel's lack of a sex drive for Tanya and how it effected their marriage and the factors that might contribute to it.

Donna and Gulam Moonda are the envy of many. She's an all-American girl and he's a wealthy doctor. Their romance thrives, until a mystery gunman blows away the facade of perfection.

Chris Pugh seems to have gone off the deep end, and is enraged at the thought that his wife is having an affair. His thoughts might just turn into actions.

Chris and Karon Pugh seem like a model working class couple living in a small seaside town. The neighbors admire their spotless house, and busy schedule. But the clean house hides some very dirty secrets that will result in unimaginable violence.

Dr. Brian Russell and Stacy Kaiser explain how unhealthy any kind of physical aggression can be, what red flags are, and how social media is used to harm an ex.

Stacy and Brian provide tips for how to deal with gambling addiction - and explain how it can get out of control.

When marriages fall apart, they can turn ugly… even deadly. Fatal Vows presents true stories of marriages so broken that one spouse chooses murder over divorce as their way out.

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Jonathan claims his wife was killed, but he may not be as innocent as he suggests. Things go a little too far after a cafe owner's husband allows her to embark on an affair. A housewife with a shady past shows husband number four how angry she can get.

Elderly couple Jack and June's marriage is disrupted by the onset of June's blindness. Years after the death of Anne, her kids wonder if there's something their dad isn't saying. After marrying a second woman, Marcel enlists his son to help his situation.

How (NOT) To Kill Your Husband