by George Martin
Vicki meets Tiny, Big Shorty and their girlfriends. Merchandise, money and jewels are disappearing from Hellman's Department Store, where Vicki works. Shoplifters may be involved. Vicki and her friends explore a hidden tunnel to investigate. They also go to the race track, where crooks sabotage the favorites in a stakes race. The Stewards conduct an inquiry. Should Vicki tell what she knows?