Good job, except for the end that I would have liked the guy to transform back into its original form and not a dog, WTF?
It stands out logically; The cause of why he got angry, watched a video and exploded ?. There is also the issue of going with calm and not with happiness, someone's emotions are not solved with more emotions even if they are as sensible as happiness, the truth is to learn that emotions are emotions and that we must control it with much maturity .
-Source: Inside Out!