OKLAHOMA CITY (KOKH) -- The family of Don Lewis released an advertisement during "Dancing with the Stars" saying that they miss their father and they need to know what happened to him.
In the advertisement, Lewis's daughters Gale, Lynda, and Donna all said they missed their father and need to know what happened to him.
Lewis's former assistant Anne and the family attorney John Phillips asked for justice and answers about his disappearance.
In the ad, Phillips questioned if Carole Baskin had a role in his disappearance.
"Do you know who did this, or if Carole Baskin was involved," Phillips asked.
The family is offering a $100,000 reward has been offered for information on Lewis's disappearance in 1997.