So, I've been dog-sitting my daughter's two adorable cocker spaniels, Oliver and Barry, and let me tell you, these pups are all about playtime! One thing that really caught my attention is how much they love playing fetch, especially Oliver. My daughter even purchased this nifty ball-launching machine that he can operate himself. It's genius, really. But here's the kicker: Oliver only seems to enjoy it when I'm right there with him. As soon as I step away, he loses interest a