I’ve wondered about this and I’m pretty certain they do feel pride, or a sense of achievement (?) - not the same scale but if Kipper ‘gets’ a thing after not getting it for a while, he is definitely more silly and smily! (In that instance I guess it could be relief, or feeding off my reactions etc).I would swear she demonstrates pride in herself after doing something like this. She goes so silly and smily!
It sounds like Willow is fairly consistently improving, I’m so pleased she’s doing so well. One thing I find particularly impressive is your level of control, I can only imagine the actual ‘FFS’ feeling when you heard that blast but you pushed it down and brought out a (very effective!) party. Blooming good work that woman, you’re one heck of a friend for a dog to have