GOP Presidential candidate Herman Cain may be best known for his 9-9-9 tax plan, but did you know he's got some serious vocal skills too?

After the Omaha World Herald found and released a 1991 video of the former Godfather's Pizza CEO defiling the John Lennon classic 'Imagine' -- swapping out the poignant lyrics about world peace for those about dough and mozzarella and anchovies -- Twitter users created the hashtag #HermanCainPizzaJams to suggest pizza-fied overhauls to other popular songs too.

We've included a few here, along with the video that started it all.