Dance Fever I Didn't Do It : Season 1 Episode 8

A few days before the school's Spring Fling dance, Sherri – claimed to be the nicest girl in the school – along with Lindy become the only two students with perfect attendance records after Greg Johnson gets sick. Sherri threatens Lindy, saying that she will eventually be the only with a perfect attendance record, making her paranoid about Sherri trying to make her sick.