She didn’t get much warning, but when her stomach began to turn Diamond Tiara immediately knew all that ice cream had been a mistake. There was little more she could do than clench her haunches and awkwardly rush into the nearest bush to relieve her quaking bowels. Just as she bared her bottom and swished her tail out of the way, the explosive diarrhea began, spilling out of her in a noisy, frothy and steaming hot mess of alternating solids and completely liquid filth. The eye-watering beastly stench of her poorly digested bowel contents was as immediate as it was potent. As she emptied out all over the patch of grass poking from the sand, she could only hope no pony was listening (or Celestia forbid, watching) her uncontrollable release of liquid shame…

Clean version here, go look at that one:
“>>[Derpibooru]3744377t”:https://derpibooru.org/images/3744377

imported from https://derpibooru.org/images/3746865