Description Heidi and Lucy Lancaster take their friendship on a wild ride in this thirty-fourth Heidi Heckelbeck adventure! Heidi and her best girlfriend Lucy Lancaster are planning a road trip to the Wacky Wonders Adventure Park! There are water slides and wild rides and plenty of friendship drama as Heidi and Lucy discover that they don't always agree on how to have fun. With easy-to-read language and illustrations on almost every page, the Heidi Heckelbeck chapter books are perfect for beginning readers.