Excerpt: "Sometimes I lock myself in the bathroom."

"I bite my baby daughter's fingernails off rather than using clippers."

"I took $60 from my son's piggy bank. When he realized it was empty, I blamed it on my older daughter."

Attention, supermoms. Do these confessions sound frighteningly familiar?

Maybe it's because these secrets all come from real mothers. They posted their darkest thoughts on the popular anonymous Web site truuconfessions.com.

Now their juiciest revelations are appearing in a book, "True Mom Confessions: Real Moms Get Real," out next month.

Romi Lassally, mother of three and author of "Confessions," got the idea for the site when her son got sick. She was so tired, she left his vomit on the carpet.

"I was hoping the dog would eat it," she laughs.

When she told a friend about her misdemeanor, the two started swapping other hilarious mommy secrets and a blog was born....