He would always tell Greg how much he loved them and would ask to wear them anytime.

Title: The Unfortunate Underwear Swap Once upon a time in Plainville, two unintended accomplices named Greg Heffley and Fregley end up in a hilarious mix-up at a sleepover like no other. Greg, the seemingly everyday middle-school kid known for being stuck in some rather unfortunate situations, had reluctantly agreed for a sleepover at Fregley's house. Fregley, famously known as the nerdy kid living next door, was overjoyed at having Greg over. After a long, tiring night filled with Fregley's peculiar 'fun' activities, including showing off his bizarre insect collection and offering Greg a taste of his unusual dessert recipes, both boys finally retired for the night. Falling asleep was hardly a walk in the park for Greg, whose overactive mind overlapped his exhaustion with thoughts on how he'd ended up in such a perplexing situation. Upon waking up, Greg felt strange and uncomfortable. As though something wasn't right. To his horror, he found himself stuck in an embarrassing predicament - he was wearing Fregley's nerdy underwear! He flinched at the sudden realization that he was in Fregley's trademark tighty-whities, adorned with oddly adorable smiling bacterium design. Greg immediately began to scan the room for his undies when he spotted Fregley, ecstatically jumping around in Greg's cool boxer-briefs, which had a distinctive skull design. It was quite evident that Fregley was giddy with joy, as though he just won the lottery. Fregley giggled, "These are so comfortable, Greg! I feel cool! Like you!" and started parading around Greg as though he was in a fashion show, showing off the underwear as if it were a badge of honor. Greg couldn’t help but groan in exasperation, half embarrassed and half amused, wondering if the ground could just swallow him up right there and then. It was later they found out that their bags got swapped in their tired daze, leading to the hilarious, awkward underwear swap. Needless to say, Greg made a hasty exit, vowing to double-check his bag for any snafus in the future. And while it was an embarrassing situation for Greg, Fregley couldn't be happier. He felt special, wearing the underwear of his friend, the popular Greg Heffley. He bounced happily around his room, cherishing the moment and the feeling of being 'cool' for once. Little did they know, that this underwear swap would become a legendary tale in their friendship, one to be looked back upon with laughter (and a lot of blushes on Greg's side). Their story goes to show that even the most peculiar situations can bloom friendship in the most unexpected ways. In the end, what mattered was not the undies they wore, but the bond they shared; one which stemmed from a rather quirky underwear mix-up!