 Harry is extremely reluctant to allow the latter, since these forays tend to have unfortunate consequences; for instance, Bob once "crashed" a party at a local college fraternity house, and ended up causing a full-blown orgy.Bob's personality seems to be malleable, adapting to suit his current owner, and abiding by their wishes.When Bob is stolen by a necromancer, Bob advises the wizard against Harry's own interests, but is eventually convinced by Harry to betray his new owner and assist Harry instead.