'Dreamgirls' star Donica Lynn sings 'I Am Changing'
This week's Showcase features a song from Porchlight Music Theatre's must-see production of "Dreamgirls," Tom Eyen and Henry Krieger's Motown musical about the backstage drama behind the rise of a star pop group. In the video, Donica Lynn, who stars as the cast-aside but ruthlessly tenacious Dreamgirl...