In Diary of a Wimpy Kid, Greg goes to middle school. He does not like it because he is one of the youngest in the school because he is in 5th grade. His best friend Rowley and Greg get in to a fight. Rowley does not hang out with Greg anymore and he found a new best friend, but then some teenages force Rowley to eat some disgusting, moldy cheese off the pavement in the playground that was there for a long time under the basketball hoop nobody will even go near it, so Greg stepped in, in front of everyone and said he ate the cheese. Rowley and greg became friends again.