I graduated from Second City Los Angeles. It helped me tremendously, not only in my roles in films but in helping shape me into a writer as well. In improv, you will fail sometimes, so it teaches you to be brave and try anything. The worst that can happen is nobody laughs.
I'm not the same person as the character I do in my songs. She's crazy! The 'Daddy Song' was the first sketch I ever wrote, especially on the guitar and everything - and definitely the most offensive. And absurd.