Insanaty was Inside of the Jar getting upset by the New Emotions who saved the Old ones.

Anxiety, This is isn't over Yet! You along with Envy, Embarrassment and Ennui will never Win... I am the Real Bad Guy in the Inside Out Franchise, but... this time... I will get rid of My Sis, along with Sadness, Disgust, Anger and even Fear! JUST. YOU, WAIT!

She cackles loudly in her very scary tone