Darkwing Duck - Season 1 Episode 2

Under Darkwing's care, Gosalyn ends up revealing the ramrod arming code in the form of a lullabye her Grandfather used to sing. But a newly escaped Taurus Bulba lures Darkwing out into the opening to both find his secret lair and turn him over to the police. Launchpad, Darkwing's biggest fan springs him loose, becoming his new sidekick at the helm of his fanmade superhero jet - the Thunderquack. They race to Bulba's flying base of operations for a final climactic showdown which ends in a shattering explosion around both Darkwing and Taurus. Later, a bruised and battered Drake Mallard (aka DW) arrives at Gosalyn's orphanage to adopt her.