[ and she does. james watson is the one wandering around as a hippie (which to her is absolutely hilarious, considering he's from 1898), dr. halsey is wandering around as a 1950's sophisticate (and yes, helen does respectfully call her "dr. halsey" rather than "catherine"), and rebekah is a 1920's flapper. she will explain all of those costumes if she needs to, understanding that not everyone is from earth or familiar with earth's history. ]