Judith chose instead o have sex with her long-haired boyfriend Steven Haley (Adam Weisman) in her bedroom - who insisted that he wear a ""Michael Myers""-like mask during intercourse.After being chased by a bear, he was knocked unconscious, and taken under the care of the McFly family - his great-great grandparents, newly-arrived Irish immigrants, led by Seamus (himself), with his wife Maggie McFly (Lea Thompson), and their newborn child ("the first of our family to be born in America") William Sean McFly, Marty""s great-grandfather.Manuel tells stories and sings sea chanties, accompanied by a hurdy-gurdy (an old Portuguese instrument).Freeze turned the new telescope into a giant freezing gun "to turn Gotham into an ice cube."Barbara - who had hacked into Alfred""s computer, learned about the Batcave.There, she told a computer-simulated Alfred that she wanted to help Batman and Robin - and suited up in her own Batgirl outfit.