“My mother has claimed to be bipolar all her life,” says Tiffany.

TELL DR. PHIL YOUR STORY:Know someone who is delusional?

Claiming that Wanda has spread rumors about her, taken money out of her bank account, and cheated on her dad, Tiffany says her mother uses her mental illness to excuse her behaviors.

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“Bipolar is no joke,” insists Wanda who says she was diagnosed with the disorder at 17. “When I’m off my medicine I’m promiscuous, and I go into things where I can get myself into big trouble,” she adds.

When Dr. Phil says, “It is a mental illness, it is not an excuse,” how does Wanda respond?

TELL DR. PHIL YOUR STORY: Need Dr. Phil to get real with someone?

Part one of this episode airs Thursday. Check here to find out where you can watch.