Where was John Callahan, creator of John Callahan's Quads, from?
John Callahan's Quads! John Callahan's Quads! is a Canadian-Australian co-production cartoon, based upon work of John Callahan. The show aired on Canada's Teletoon, on Australia's SBS, and in Latin America on Locomotion and then on Adult Swim. It is noted for being one of the first shows animated completely using Macromedia Flash software.
Quad City Challenger The Quad City Challenger is a family of one and two seats-in-tandem, pusher configuration, tricycle landing gear ultralight aircraft that is designed and produced by Quad City Aircraft Corporation of Moline, Illinois. The Challenger was first introduced in 1983.