Following some unbidden instinct Jenny squatted down a little in front of Jeff. Letting out a few grunts she moaned softly as she pooped out a large turd. The big brown solid that emerged from her behind was so huge, the end of which hitting the seat of her padding causing it to rapidly expand. It came out as a single piece and when Jenny was finished pooping she could feel a bulge in the back of her diaper when she stood back up.
A wide eyed and shocked Jeff looked down at her.
"Did you just..."
He was too stunned to finish the question, but Jenny thankfully did it for him.
"Go poopoo?" Jenny childishly replied with a giggle to her shocked boyfriend.
"Yep. Guess I forgot to tell you I had just finished lunch when you called me over here."
At this point Jenny had returned to sucking her thumb, removing it whenever she spoke as she stood there in her full diaper.
"This actually feels really nice. I don't get why some babies make a fuss when they poop themselves" Jenny admitted.
Seeing his girlfriend turned toddler apparently enjoying her poopy padding made Jeff feel...