Christian Siriano sent neon green gowns and tropical print platforms down the runway for Spring '19 [1], but it was a simple T-shirt with he phrase "Vote For Cynthia" [2] that got the biggest cheers from the front row: Danielle Brooks, Whoopi Goldberg, and yes, Cynthia, herself.
Links:
[1] https://www.popsugar.co.uk/tag/New-York-Fashion-Week
[2] https://www.popsugar.com/news/Cynthia-Nixon-Run-New-York-Governor-Twitter-Reactions-44679855
[3] https://www.popsugar.co.uk/fashion/Christian-Siriano-Runway-Fall-2018-44572805