What's the difference between a blowjob and cough syrup?
They can both give you relief and make you gag at the same time.
Blowjob vs Cough Syrup
Explanation
Explain Bear
Alright listen up buttercup. This joke is funny because it points out the similar effects of two very different things, blowjobs and cough syrup. Both can make you feel better, but they can also make you gag. You probably like to gag, don't you?