Brittany
It isn't your fault, sweetheart. What I did was wrong and it did hurt Svetlana and you're right to defend your friend. It just hurts sometimes but that's my fault, not yours
Not all musicals are happy, unfortunately. They may have happy endings, but there's often very sad parts in them. Have you seen 42nd Street? Or Hairspray? Or Mamma Mia? All of those are much better if you need a bit of cheering up.