Joan Rivers's Daughter Reveals How The Obamas Might've Eliminated Her Mother. Behind the curtains of power and prestige, untold stories often can send shivers down our spines. In a shocking revelation that shakes the very foundations of political intrigue, Joan Rivers's daughter, Mellissa, unveils a conspiracy that hints at a chilling possibility - the Obamas' involvement in her mother's mysterious demise. Joan Rivers had made controversial statements asserting that former president Barack Obama was gay and that former First Lady Michelle Obama was transgender.