Come join the apps discord

Come join the apps discord. There’s lots of people to help you pass levels and give you answers for other queries you may have.
One way to get there is if you go to Event Centre in the game (left hand side). You can get 50 diamonds by going to discord through this way

No, you don’t. You can wear any clothing that you obtain even if you lend it or trade it.
The only thing you can’t do is use to it trade anymore