You probably think your dog is one of the coolest dogs in the world, the way it fetches the ball and stuff like that.

Yeah, well bet your dog doesn't help you with thatching roofs.

Check out Guinness. He's been helping his owner, Eric Collyns, for the past two years as his personal mallet assistant. If Eric forgets something, Guinness is on the case.

Watch this video to see Guinness in action! It's truly inspirational; or maybe that's ins-paw-rational.