Some firms spend millions on expensive ad agencies for their Christmas campaign. We spend £2 on mince pies and head out into the rain to see what happens...

But John Lewis - watch out. We're hot on your (and Buster's) trail.

Over to Liz and Fran...

In case any of the gear featured in the video appeals, we've laid it all out below for you to see. Or why not check out our brilliant Christmas Gift Guide for the uninitiated...

CLICK for complete Christmas Gift Guide