The Try Guys: Who Are They? Keith Habersberger, Eugene Lee Yang, Zach Kornfeld, and Ned Fulmer are the "try guys," and they literally "try" everything on their YouTube channel.Other strange actions include trying to mimic the agony of delivery and eating odd foods.Who precisely is Ned Fulmer?Ariel Fulmer was often mentioned by Fulmer, a well-known "wife man" and member of The Try Guys, in videos and other Try Guys material.