Harry and Callan
From BRGS Wiki
Harry and Callan Lofthouse - what a pair. They are quite a pair - in fact they are twins.
For some reason no one except there family , Eve White, Rebecca Dawson, [[Matthew Aggett], Jessica Smithies, Rebecca Allcock, Joe Holdsworth-Miller Luke Quigley , Matthew Hoyle, their teachers and pretty much everyone else who has spent more than ten minutes in their company actually can tell them apart.
How you Tell them apart
Apart from the fact that they are two completley different people with completley different personalities, Harry is taller, Callan has shorter hair, Harry is 20 minutes older and Callan is in 10R (not S)