Thank you for sharing your video.
You should share it on https://Donatelloclub.eu. Of course you can also create a post on Steemit.
For the dance contest you can create a post on Steemit.
For "Sing and play" and "Dance and have fun" you should create a post on https://Donatelloclub.eu. Of course you can also create an additional post on Steemit.