Rainbow Dash rolled her eyes. "Yeah, whatever. It's purple. So what? Do I gotta taste-test every colourful food every pony thinks of?" She made an accusatory gesture towards the camera. "That's colourist, you know, or something like that. Very problematic!"
She took a closer look at the strange runes printed onto the cup.
"Huh. Does it come in any other colours, or just purple? I've seen rainbow-coloured cocktails. Yes, I've had them, too. Of course I did! Rainbows are awesome! It's not problematic if I say it… I think."
The pegasus sighed. "Fine, I guess I'll try it."
Lightning and thunder under a dire sky shook the frame. A cyan speck stood out in the distance. Rainbow Dash sprawled, completely limp, her tongue lolling out to catch drops of the raucous storm. A purple sheen dripped from her feathers, and as she fell from the cloud, an empty cup followed.
.
Here I was thinking ponies were safe from the wrath of grimace.... NO ONE IS SAFE