To live off the generosity of others without providing any return payment or benefit. To sponge off, beg, borrow, scrounge, bum, and cadge. Pets, especially dogs, seem to have mastered this trait. So I researched the most mooch-like dog face. From that point, the creative process became figuring out how to break the face down and develop layers to help accentuate the mooch quality and still be a recognizable dog face.