An Irish rock singer smokes, drinks and parties her way through a multi-city tour -- only to discover that she is pregnant and in labor. The lack of prenatal care and the mother's risky behavior might affect the baby's health.

A fast food manager goes to the bathroom at work with what she assumes is the flu and ends up giving birth in the toilet!

A 31-year-old mother of three goes into labor and gives birth at home with some surprising help from her 10-year-old son -- and she didn't even know she was pregnant!

Can Susan, a post-menopausal 57-year-old, even get pregnant? Britain's oldest first-time mother undergoes a harrowing journey to conceive, only to tragically miscarry a month later. Or did she?

A 19-year-old college student thinks she's gained the Freshman 15, but when she is rushed to the emergency room, the diagnosis is terrifying. She worries that her hard-partying lifestyle has jeopardized the life of her baby.

Is it a bad hot dog or is it something else? A single woman who has resigned herself to being childless goes to the emergency room twice before a shocking diagnosis is made.

A mother of two discovers she's pregnant and in labor while in her own bathtub. She must give birth alone and save her baby from a terrifying condition.

When a 19-year-old coed wakes in the middle of the night with debilitating stomach cramps, she makes a shocking discovery. Her roommate rushes to save her baby from a dangerous complication.

A 24-year-old woman is bedridden for months with Multiple Sclerosis. Then, she discovers that she's in labor and didn't even know she was pregnant, which is only the first in a series of shocking medical miracles.

A single mom struggling to make ends meet goes to the emergency room with what she believes is a burst appendix. She soon realizes that she's in for the shock of her life.

A 29-year-old who ate what she thinks is a bad frozen pizza goes to the hospital with symptoms of food poisoning. There, she discovers what was really cooking in the oven.

A car accident leaves a 25-year-old with a broken pelvis, and doctors warn of the dangers of getting pregnant. When she goes to the ER with what she thinks are pains from a fall, she is suddenly fighting not just for her own life.

This compelling documentary special explores the fascinating and utterly surprising phenomenon of women who were completely unaware that they were pregnant -- until they went into labor!