Pretty sure the song was voted most over played Christmas song of all time ever. Pretty sure.
The boys are something to do with firecracker. We're not in a look-it-up mood today, but can just about face watching a 4 minute youtube clip:
Someone in the office 'has that jumper'.
In some respects, they're quite like JLS aren't they?
And since you didn't ask us, all we want for Christmas is CHA CHA HEELS (black ones):