A portfolio is always better than no portfolio. That being said, you absolutely need something professional to show a potential client/employer that you can do

A portfolio is always better than no portfolio. That being said, you absolutely need something professional to show a potential client/employer that you can do the professional work that real companies need. The silly stuff should be an accent to your portfolio to show that, while you ARE first and foremost a professional, you're also capable of a lot of creativity when it's called for.