Why not?

__Glancing over at Stef, John saw she was still happily chatting, so he decided: “why not?” Smiling and saying as much, John told Haylee to lead on. Giggling, Bianca said “Well, you’d better open this in private. Why not your room John?”. So saying the girls lead John to his own room. Walking behind them John couldn't help watching their asses through their dresses. Closing the door they both turned to him. “Come on, open it!” they cried in unison. Tearing off the wrapping paperJohn found a plain cardboard box. Raising an eyebrow John looked at the girls. “Hmmm how mysterious.” So saying he lifted the box's lid.