You have to understand the tone of the movie because if it's supposed to be funny it can be funny violent like the Home Alone stuff but you have to really understand the tone of what you're doing and make the action work for that and for the character.
Anyone who writes knows that ultimately the majority of your time is spent alone in a room with a piano or a guitar no matter what the project is.
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As the only girl growing up among three brothers I was always afraid of being excluded. If there was a game to be played a sport to be learned a competition to join I was on my feet and ready. I didn't spend much time alone for fear that I'd miss out.