A boys in the girls bathroom

This book is about a 5th grade boy who's name s Bradley chalkers everybody in Bradley's class hates him even the teachers he sits by himself he dosent he dosent pay attention he dosent do his homework he cuts up his test paperand isnt friendly one day two new people to Bradley school Jeff Fishkin is new to Bradley's class and Jeff has to sit next to him.So one day he had to go to the bathroom really bad so he ran into the girls bathroom witch he thought it was the guys and these girls came in and he hid and then he walked out and he got caught.