Prom will be this Saturday for Mid-Prairie and Highland high schools. For Mid-Prairie, the grand march will begin at 8 p.m. in the high school gym. After the dance ends at 11:30 p.m., after prom festivities will be at the Parkside Activities Center in Wellman. Highland students will celebrate a Starry Night. The grand march begins at 8 p.m. Saturday with the dance to follow. Post prom will be from midnight until 4:30 a.m. Sunday at the high school gym.