Sean Jack William McLoughlin is known to many online as Jacksepticeye or Jack, Irish YouTube creator and video game commentator and a founder of clothing brand CLOAK with another YouTuber Markplier. Jack is known for his limitless energy, Irish accent, loud laughs, and funny commentary. His YouTube channel has reached the rank of 130th most subscribed on YouTube and most subscribed in Ireland. On his YouTube channel, Jack has a green eye for a logo. A fanart YouTuber progress bar for YouTube with Jacksepticeye Logo.