Harry Bentley Bradley, who designed the very first run of Hot Wheels cars and the Oscar Mayer Wienermobile, created this in 1970: the Pontiac Firebird One concept. It can be yours right now for $ ...

Firebird II and III followed, all designed to test the viability of gas-turbine technology for road cars. This concept car was designed by Bill Mitchell, another legendary GM auto designer.

There were other items that slowly eroded the Firebird out of Pegasus and turned the concept more like a Ferrari vision of ...