He had discovered the Terrible Twos and made them his own.

Does that mean the Terrible Twos is an illness?

According to mothers and fathers of older children, their offspring's early teenage years are a far more difficult age to cope with than the Terrible Twos.

(You're probably familiar with the Terrible Twos.)

For one thing, he didn't observe the Terrible Twos, the period of toddler rebellion that usually frayed the nerves of the most patient parents.

In 2007 he formed The Terrible Twos, a children's band that has released two albums on Vagrant Records.

Now that my youngest son has managed to get himself stuck waist-deep in the Terrible Twos, I can no longer fake like I have the answers.

Rosemond has since authored fourteen books on parenting and family issues, including A Family of Value, Making the Terrible Twos Terrific!

If You Ever See an Owl... is the first album by The Terrible Twos, a children's music alter-ego of The New Amsterdams.

Sawyer and ABC News have followed the children over the years as they reached the Terrible Twos, as they entered kindergarten and, most recently, as they neared their tenth birthdays.

Risks for Terrible Twos Douglas Besharov, a panel member and the author of "Recognizing Child Abuse," said he believed that the city's Human Resources Administration may have focused so strongly on protecting medically fragile, drug-exposed infants in recent years that it "underemphasized traditional battered-child syndrome."