The die rolled around and stopped, with the number 6 face up.
"What was number 6?" asked Karyn,
"Muscle" said Jon, as he felt his body rippling. His shirt became tight, and ripped in a few places. His legs became pressed against the fabric of his jeans. Jon looked at himself in the mirror. He had suddenly developed huge muscles on his arms and legs. He ripped open the shirt (he felt it was the only way to take it off, plus it was ripped anyway) and admired his six pack.
"Oh my God, look at me" said Karyn.
Karyn's muscular legs emerged from her skirt, and her arms were, if anything, more muscular than Jon's. Her breasts had shrunk a little, to accommodate the muscles in her chest. She struck the familiar bodybuilder's pose, arms raised, and admired her body.
"Hey, what about everyone else," said Jon, and he struggled to run outside, his jeans very tight indeed on his legs.
Outside...