Most popular candy bar wrappers have undergone major makeovers over the years. From Hershey's milk chocolate bars to Snickers, here's what popular candy bars looked like when they first came out.

The current line up includes "The Purple One" (previously known as Hazel in Caramel) and The Green Triangle" (previously known as Noisette Triangle), as well as Toffee Finger (gold wrapper, stick ...