Diarrhea memes

What is the worst combination of illnesses?

Alzheimer’s and diarrhea. You’re running but can’t remember where.

I'm related to diarrhea; it runs in my jeans.

A child has diarrhea and asked his mom for a Viagra. "Why in the world do you want that?" she asked him. He looks at her and says, "Well, that's what you gift dad when his shit won't get hard."