After sometime after you drawn it, you have to go to the calendar and go to club 33 start off event something like that, after that you can schedule the girls to go there.
One of the scenes is at the cake defy in the Christmas event with the sisters, choose the option that goes with Elsa in the end and you have her scene, from Ana the same thing.
You have to go to tavern until Ursula appears, make and win the drink challenge after the interactions and the scene and you win the potion she uses to become human.
