He probably found more rats and is very happy living with them.
"We’ll definitely be back next year. If not, it’ll be because an asteroid has destroyed all human civilization. And that’s canon."
None of us have to go to anyone. And the idea that we do is a mental illness we contracted from breath mint commercials and Sandra Bullock. We can’t keep going to each other until we learn to go to ourselves. Stop making our hatred of ourselves someone else’s job and just stop hating ourselves.
Those first few episodes, we wanted to see Jeff interacting with all of the other characters and becoming entangled in each of their lives. -Dan Harmon
Sorry for the sucky quality, but that’s all I could find