Darkwing Duck (1991)

S1E58 Whirled History

As Gosalyn is stuck working on a dull history project, she drifts off to sleep and enters a sleepwalking state. In her dream, she teams up with AstroDuck, a character from her favorite show, on a quest to discover "The Fountain of Knowledge." While she immerses herself in the adventures of renowned explorers, Megavolt seizes the opportunity to use her as a lure to ensnare and eliminate Darkwing in reality.