The Bullwinkle Show

Rocky & Bullwinkle - Upsidaisium (35) - It Takes Two to Tangle (2x156)

Air date: Jan 22, 1961

Bullwinkle inherits an upsidaisium mine in a mountain that flies because upsidaisium is an anti-gravity metal. The nation needs upsidaisium, so Bullwinkle and Rocky fly the mountain to Washington. Thwarting them at every turn are Mojave Max and Death Valley Dotty.