Toby is usually upbeat and hyperactive. He will occasionally be uncontrollable due to his mental instability. He is shown to be temperamental when he is able to change from being very emotional to being angry or happy instantaneously, making it impossible to speak to him at times. In spite of this, he can show kindness towards certain people, and he is also shown to be a troublemaker. 
He twitches and tics by the cracking of his neck, joints, or stuttering over his words due to his Tourette.