Collect the funniest jokes and melodies (English songs or DJ)

Freshman: I found a bug and the whole bowl of rice fell down; Sophomore: I found a bug and picked it out to continue eating; Junior year: I found a bug and ate it like there was no bug; Senior: I found no bugs, protested, how can I eat without bugs! When I was in graduate school, I found a bug, sighing, it was too simple. When I was reading my PhD, I found that there were only bugs, and I felt that the school food had improved. ...