Kat smiled as Nikki tapped her nose, she didn't remember much about her mother but Nikki had been great at taking over the role. There were more than a few times that Kat had told Nikki that she'd hated her, but she'd usually apologized quickly. The nicknames didn't bother her, just made her smile, when they were around only their other two siblings. Around other people, the nicknames embarrassed Kat a little but Nikki tried not to use them in public. "Good. I'm gonna hang around a little after you go to work, have some homework to finish and it's more peaceful here." Kat's eyes landed on the piano, in the corner, that was more the reason than homework. She missed playing the piano.