Of the many worrisome scenarios that the siblings' fear-frazzled minds had conjured up about what might be waiting for them once Gabby would open the door, none turned out to be even close to what really happened.

Much to Michelle and Tyler's shared surprise, Gabby appeared at the door wearing nothing but a bikini, dripping wet as if she had just come from a dip in the pool, and, judging by her goofy smile and her glassy and slightly reddened eyes, more than a little high. Drenched as they were, her jet-black hair looked even darker and more lustrous than usual, and the skimpy cloth of the bikini she was...