Do I have to put the tile I just picked up on my rack before discarding?
No, you can hold the tile in your hand and go directly to a joker swap or discard the tile without first placing it in the sloped part of your rack with the rest of your hand.
No, you can hold the tile in your hand and go directly to a joker swap or discard the tile without first placing it in the sloped part of your rack with the rest of your hand.