You get the impression that Croods directors Chris Sanders (Lilo & Stitch) and Kirk DeMicco (Space Chimps) needed one idea big enough to place Guy and the Croods together on a unifying quest, so they rushed into a conventional road-trip movie without having a clear-cut motivation or any real idea what to do once the family reached its destination. Guy tries to get his new friends to “ride the sun to tomorrow,” whatever that means. That leads to a colorful trip through a Seussian environment filled with imaginative yet dangerous creatures.