Dance Moms is a big hit for TLC. This is a poster in promotion of it.

Abby Lee Miller is the woman in charge on Dance Moms. This is a photo from the Season 4 opener.

You don't wanna mess with Abby. She's all business on Dance Moms.

This is a photo from Dance Moms Season 4. It is courtesy of the second episode.

Abby annouces she'll be holding national open auditions on Dance Moms.

The national open audtions continue, putting everyone on edge on Dance Moms.

Dance Moms is all about national auditions on Season 4. Who will get replaced?

Abby holds a second round of open audtions on Dance Moms putting the other mothers and dancers on edge.

Abby is in Atlanta for open auditions this week. It's a photo from Dance Moms Season 4.

Abby introduces a new girl who will have a place on the competition team on Dance Moms.

Despite her next open casting call and an upcoming all-star show, Abby looks unhappy on Dance Moms.

Dance Moms is a major hit on TLC. The show does have its critics, however.