As for the "Kat"? Well, she took inspiration from a surprising source — specifically, Christina Ricci's character from the 1995 film Casper, who was Kat's "favorite character at the time." ...

The decision to chose “Kat” was inspired by Christina Ricci’s character of the same name in the movie Casper, which Dennings said was her “favorite character at the time.” Her new last ...