Beth lies

Natalie gasped. She straightened up, rising to her tip toes as she felt her bikini get pulled upwards by Beth, digging in between her massive butt cheeks. Mark didn't seem to notice Natalie's shock and discomfort.

"So you lent Natalie a bikini?" Mark asked. "But why?"

"Oh, she said she wanted something extra revealing for your date." Beth explained, lying again. Natalie went to speak but Natalie tugged upwards, silencing Natalie into a brief squeak.

"Date? I mean, it's not exactly a date..." Mark said, looking at Natalie questioning.

This was too much for Natalie. The discomfort of the wedgie, Beth's lies or Mark's apparent disappointment in her. She had to get away.

"E... excuse me!" Natalie gasped, managing to speak over the discomfort from between her cheeks. She then stepped away, shuffling awkwardly backwards to slip out of Beth's grip before turning and fleeing, blatantly picking at her bikini which was wedged deep between her thick butt cheeks.

"Oops! It looks like Natalie got a wedgie!" Beth pointed out Natalie's distress, just to make absolutely sure Mark was getting a good look of her exposed chunky butt.

"I told her that bikini was too small, but she insisted she had to look ultra sexy..." Beth said, enjoying trashing her would be rival before her crush...