Here are 25 pictures of Calderdale proms between 2007 and 2010 - can you spot anyone you know?
9. 2007
Halifax High School's prom back in 2007.
10. 2007
Halifax High School's prom back in 2007.
11. 2007
The Ridings school Prom in 2007.
12. 2007
The Ridings school Prom in 2007.