Student Flash Mob Helps Say Goodbye to Retiring Principal [VIDEO]

School Principal Roger Boddie had no idea what awaited him as he led a video crew on a preview of a new school being built.

As he was standing on a rooftop, students at Hingham Middle School in Massachusetts put on a goodbye performance below.

Here's an interview Boddie did with the "Today" show.

Visit NBCNews.com for breaking news, world news, and news about the economy