The document discusses the evolution of headlights and tail lights on various generations of the Holden Commodore from the 1970s to the 2000s. It describes the design changes made in each new model, from the square headlights of the early VB model to the more rounded and angular designs of later models like the VE. Many tail light designs are also covered, showing how they evolved from simple round lights to more complex multi-piece designs over the decades.