Popsugar Fashion Billy Porter Billy Porter Pride Dress by Christian Siriano 2019 Billy Porter's Rainbow Pride Gown Is a Wearable Flag Blowing in the Wind July 2, 2019 by Sarah Wasilak First Published: July 1, 2019 View On One Page Photo 17 of 19 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 17 Previous Next Start Slideshow Celebrity InstagramsFashion DesignersChristian SirianoPoseBilly PorterAll AnglesDressesCelebrity Street StyleOut LoudPride Month