His younger brother Tony is gay .
His younger brother Tony was diagnosed as HIV - positive in 1985 ; Downey brought Tony onto the show to tell the world how much he loved his brother , though he did n't approve of his lifestyle .
His younger brother Tony is gay , and was diagnosed as HIV - positive in 1985 ; Downey brought Tony onto the show to tell the world how much he loved his brother , though he did n't approve of his lifestyle .