Tiki Farm Theme Song!

Hi everyone! I like just joined like two minutes ago, so I guess you could say I'm still trying to figure everything out! I started playing ukulele sometime around December 10 this year..so I'm definitely a beginner! either way, I've been practicing a lot and watching a lot of tutorials! Here's my first crack at a song:

http://www.youtube.com/watch?v=VI_vkSuNq5k&context=C3671ef8ADOEgsToPDskKVdLXPk2n0KEwAPOCs23lS

I know a lot of you guys here are experts, so I would really appreciate feedback on what I should work on! Thank you so much!