Thomas and Max head to a bar, and Max states that he doesn't like music. After being exposed to enough jazz, Max starts to feel the groove and dance to it. This scene illustrates some of the culture associated with jazz music.
Tom invites his alley cat friends over, and they have a party. They play loud Jazz music with makeshift instruments, which disturbs Jerry's sleep. Jerry tries to stop them from making so much noise so he can have some peace and quiet.