Why did Jesse leave the NELK Boys Kyle confirms the reason The NELK are known for their wild pranks and hilarious videos. Jesse Sebastiani, one of the members, adds a unique flair to the group. With a loving spirit and an endearing personality, Jesse Sebastiani spreads happiness to their fanbase. Jesse NELK is a phrase that captures the bond between Jesse Sebastiani and the NELK Boys, showcasing their strong friendship and shared passion for creating memorable content.