Trixie Belden and the Black Jacket Mystery

When a mysterious city kid named Dan Mangan arrives in Sleepyside, Trixie Belden can't help but be suspicious. While the Bob-Whites are busy with their Ice Carnival for their Mexican pen-pals, Trixie is determined to uncover the truth behind Dan's presence and Regan's troubles. Things escalate when Honey's watch goes missing and the clubhouse is broken into, with Dan as the prime suspect. But when Trixie and Bobby find themselves in danger, Dan might be their only hope.