“My daughter, Marie, is out of control,” says John. 

TELL DR. PHIL YOUR STORY: Is your teen a wild child?

His wife, Maribeth, adds, “My daughter is turning my life upside down.”
 
The parents claim their 15-year-old used to be a good student who loved to sing and dance, but now, they say she’s hostile, distant and deceitful. They say she skips school, has stolen their car and took it for a joyride in the middle of the night, and shoplifts. They say they even had to install cameras in their home to keep an eye on her.

WATCH: What Teen's Alleged Sonogram Reveals -- And How Her Parents React
 

“We’ve tried everything, but it’s like nothing works,” Maribeth says.
 
Maribeth and John say their daughter now claims she’s pregnant – but they don’t know what to believe. Hear more in the video above.
 
On Friday’s episode of Dr. Phil, Dr. Phil has some powerful advice for the parents. And, on Monday, see what happens when Dr. Phil meets the teen. Check here to see where you can watch.