Reverse Rooster

This is the scientific term for getting an endoscopy and colonoscopy at the same time

My stomach hurt so much, I had to get a reverse rooster

reverse rooster-crow

Refers to da lengthy five-separate-note fart ("Errhh-erh-ehrh-erh-EHRRrrrrrrhhh...") dat you let loose wif while sleepily stretching after waking up shortly after dawn.

Tiffany detests da smell of putrid methane, so just as soon as I wake up in da morning, I always rush to da bathroom and flick on da overhead vent-fan, so dat I am not near her when I let loose wif my reverse rooster-crow.