Coca-Cola vs Pepsi - Logos evolution

I saw a picture where logos of Pepsi changes and logo of Coca-Cola is the same since 1885. I knew it's not a true and it brings me an idea to make an animation with logos evolution. During production I found that would be cool when someone will change these logos. At first I thought about the creators of these two drinks but they weren't characteristically. With Coke was easier - Santa but Pepsi? Roberto Carlos? Britney Spears? There was a problem.. but I remembered