Dogs seem to know when something good is about to happen. Like, if you open that one specific cabinet, they've come to anticipate you'll pull out the treat bag. Or, in Ambrose the Chihuahua's case ...

According to the comments she left on the video, her sister recently adopted the puppy, a Chihuahua ... dog became a puppy again." Some were left in tears watching the clip. "This made me cry ...