Jim Varney's recurring dim-bulb character Ernest P. Worrell returns in this film as a school maintenance man seeking to obtain a high school diploma.Jim Varney's recurring dim-bulb character Ernest P. Worrell returns in this film as a school maintenance man seeking to obtain a high school diploma.Jim Varney's recurring dim-bulb character Ernest P. Worrell returns in this film as a school maintenance man seeking to obtain a high school diploma.