Hill was taken off air and the show was cancelled.
Before meeting Obama, Michelle had told her mother she intended to focus solely on her career.
Mr Gore, 62, served as vice president to Bill Clinton for eight years but narrowly lost the presidential election in 2000 against George W Bush.
For his trouble, he receives a knife through the eye.
Prior to this, Michelle Obama had never publicly stated her position on this issue.
In November, Obama discussed gender disparity in attitudes with while attending the Summit in Chicago, and spoke at the Bushnell Center for the Performing Arts in.