On a gorgeous, sunny day in New York City Monday, a group of fashionable men and women gathered on a roof deck at the United Nations to ogle Christian Siriano's latest collection .

But the show was different than those Siriano has staged in the past. This time, the models sauntering down the runway in bold, bright colors and sexy silhouettes included Ashley Graham , Candice Huffine , and Precious Lee , to name a few. It was a who's who of the hottest plus-size models in the game right now.