Funny: Problem Children are Coming from Another World, aren't they? aka: Mondaiji Tachi Ga Isekai Kara Kuru Sou Desu Yo
From episode 2:
Black Rabbit: How did things get so serious so quickly!? Asuka & You: (In perfect unison and completely deadpan)We were mad so we picked a fight with him without thinking of the consequences. We regret nothing.
Shiroyasha and Izayoi respective rant in ep 7.
Anytime Shiroyasha and Izayoi get up to their perverted antics really.