to perform the back end cold front properly and succesfully, to start you will need to have a drink next to you when you plan on having anal sex
when your having anal sex and part way through the sex act you quickly slip in an ice cube with no warning
"to perform the back end cold front properly and succesfully, to start you will need to have a drink next to you when you plan on having anal sex" What is the definition of "back end cold front"?