"What the hell has gotten up your ass?" Stiles asked when Derek snapped at him. Stiles was glad to hear he still had a purpose with Derek even if the werewolf was saying it out in anger but the werewolf said also rubbed him the wrong way. And Stiles didn't have patient that morning to deal with Derek gently.
"You can't get mad at me for going to the Slave night when you said I could go!" Stiles protested not understanding where all the hostility was coming from unless Derek was mad at how drunk he got. "I am not even your personal slave anymore! If you want something go see Isaac!"