Mr. D keeps making mistakes on “fix it day”, and eventually loses his self-confidence. He realizes that he must always believe in himself…and in the end he will succeed.
It’s a Dog versus Cat thing. Everyone is different and that’s okay.
Everyone at Courtney’s house is cooking a special dinner with dishes from their former homes. Oogleberry feels he has nothing to contribute. He realizes that it is important to be proud of who he is, no matter what.
Oogleberry loses his diary and the others find it. They think about reading it in secret before giving it back to Oogleberry. They realize that a diary is private and that it is important to act honestly.