Zapped into the 21st century by "The Book", the Time Warp Trio find that their future is definitely worth waiting for. Actually, waiting forever would be okay: 3-D ads attack them on the street, ray-gun toting robots demand their ID numbers--or else. And a meeting with their great-grandkids could knock out the old family tree at the roots. Will the trio's future mix-up wipe out their past?Zapped into the 21st century by "The Book", the Time Warp Trio find that their future is definitely worth waiting for. Actually, waiting forever would be okay: 3-D ads attack them on the street, ray-gun toting robots demand their ID numbers--or else. And a meeting with their great-grandkids could knock out the old family tree at the roots. Will the trio's future mix-up wipe out their past?