Rooftop sparks a prank war with Nikki Sixx and Corey, while Kat is in New York; the dirt is spilt to a magazine and she has to give the bad news to her editor of her second book. Sparks fly and ties are severed when Corey leaves the LA Ink team however; it is short lived when he asks Kat for his job back. Kat consults the rest of the LA Ink team to decide on whether to let Corey come back but, it may be too late as Corey looks for other options and opportunities arise within American Electric.