To know that Barry Manilow was NOT gay must have been living under a Rock! Really?
Everybody ,I know?Knew he was Gay. What's the Big Deal? Who cares if you're gay or not. Many famous Rock stars were indeed gay. Example; Look at Elton John, the fans knew  he was gay from the get Go . "Who Cares!".
Like Barry Manilow,Elton John let his music do the talking . And Boy! Did they both make Good Music! And that's what counts! IMUA!