This is one of the first sketch prints that came out - its called "Balancing Act...

This is one of the first sketch prints that came out - its called "Balancing Act" , and it was a challenge to get the movement , and also feeling of balance of this little Jack Russell. This is image is on prints, mugs, bowls, cards and baubles!
http://www.justineosborne.com/collections/sketch-prints/products/begging-terrier-sketch-print