GL'S GREATEST MOMENT #13

Reva Shayne always knew she had one sister, Roxie. (She may not mention her much or visit her in the mental institution, but Reva knows about her). Then her mother, Sarah's, death led to the discovery of another sister, one Sarah had given birth to in secret and relinquished for adoption.

At first, a twisted Annie conned Reva into thinking she was the long-long sibling (it was part of Annie's plot to hold on to Josh). But then the truth finally came out.

Was Reva and Cassie learning they were sisters GL's Greatest Moment? Watch it at CBS.com!