Toerag the tube mouse: sooty-furred with underground filth, hard of hearing due to endless ear-shattering train thunder and reluctant to pause for pictures, but proof that even in London’s dusty undercarriage there’s something to smile about.

See more about the kooky little Stitch London knitting book at www.knitthepigeon.com

And find out more about the author at www.whodunnknit.com