Do you have any tips on how to learn piano fast?
no there have no such tricks 
Do you play any other instruments or just piano. 
no  i like most Piano 
Have you ever got piano sheet music for free on 8notes before. What is your favourite song you like to play on the piano?
i like to play new song 
It is so cool that you can learn how to play the piano interactively online. 
you  can learn it from  youtube  
Yes you can learn a lot from watching videos on YouTube. 
i think it  is very  easy  to  do