Rinko overcomes her shyness and makes her speech in front of the entire school in episode 1. Bonus points when it turns out in a later episode that Ruby's courage spell did not have any effect.
Rinko faces her fear of heights when she has to get Garnet down from a tree. She does really well until she looks down, but hey, points for trying, and she even manages to impress Garnet with her display of bravery enough for her to help them.
Lapis trying to calm a Dark Magic-infused and berserk King in episode 46, by giving him cake. This also breaks the spell Dian cast on her.
