I mean, you get ""em all stirred up, and what""s the good? Now you made a mess.You gotta think about other people, you know.Well, I mean, look, look, I don""t like to complain, but, I mean, this is ridiculous.They don""t bother anybody.They don""t destroy anything.You know hey""re there.You leave ""em alone, they leave you alone.You lock up what you don""t want crawled over, and that""s that.But all of a sudden, you start spraying that stuff on the walls, and look at the mess.When they duck away into her apartment to escape the chaos among the other tenants in the stairway, Kirsten laughs and jokes with Joe - with a warning: "You""ve undermined the whole base of metabolism of the building" and that the cockroaches would track him down: "You""ll be a goner!"While drinking one night together by the SF Bay, Kirsten ells boozing Joe about a dream she had of being murdered, and the fact that her father was very private and uncommunicative during her upbringing.(Offscreen, he gave his own much younger counterpart a copy.) He then returned to 2015 before Marty and "Doc" realized what had happened.When "Doc" and Marty returned to 1985, they found the entire town of Hill Valley and world had changed for the worse, because the almanac allowed younger Biff after 1955 to "predict" racetrack results (his first big win was in 1958).He was stalking and/or trailing after a dark-green shrouded figure as she strode to the local Bay City Bank to make a deposit.And of course, who could live without German cigarettes and as many as you can find.And some more fresh fruit - they""re real rarities, oranges, lemons, pineapples.I need several boxes of German cigars, the best.And dark and sweetened chocolate, not in the shape of lady fingers...we""re going to need lots of cognac, the best - Hennessy.Dom Perignon champagne.Get L""Espadon sardines.And, oh, try to find nylon stockings.Under a bridge crossing the Vistula River, a man pulls aside a tarpaulin covering boxes of fresh fruit in the bottom of his rowboat and is paid with cash.