How to connect your camera screen to your laptop?

By this I mean how would you be able to see what you're recording if you're recording yourself. I'm getting the Nikon 5300 pretty soon and I was wondering how would I be able to see myself when I'm recording myself. I've always wanted to make silly videos with friends or mini movies just for the fun of it but I'm not sure how I would set it up so that I could see what I was recording while the camera screen faces away from me. Now I've heard of external screens though those can be expensive. Are there computer programs to stream what your recording onto your computer so you can see yourself? Thanks in advance!

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