This Sunday's episode of Who Do You Think You Are? (WDYTYA) traces the family of Motown icon Smokey Robinson.
Smokey Robinson dives into his late mother's family history. He searches for answers behind the mystery of why his grandfather disappeared from his children's lives, and finds a man tangled in a swirl of controversy. Then Smokey uncovers the story of his great-grandfather, and comes face to face with horrific history he knew was inevitable.