This video highlights 20 memorable TV characters who were unexpectedly forgotten or sidelined by their shows. From sitcom siblings who disappeared without explanation to romantic interests who vanished, it explores how these characters left fans puzzled and eager to know more. Discover surprising exits and the stories behind these overlooked figures. Fans will enjoy the nostalgic moments and intriguing theories about why these characters faded away, reminding viewers of the lasting impact some characters had despite their brief appearances.