Any good prom short hair ideas? By zara | June 7, 2010 - 9:06 pm |June 7, 2010 What will you look like? My prom is coming up in May and I have noooo idea what to do with my hair! My hair’s thin and shoulder length. My ideas so far are to wear it down or to put extensions in. Tagged prom, shoulder length, what to do with my hair. Bookmark the permalink.