Ever since marrying Miss Piggy he has always worn a shirt with her face on it every day and is taking a fly-fishing course.
Walter is one of those students who is taking a ceramics course. So far, he has made ceramic models of Kermit, Fozzie, Gonzo, and Miss Piggy.
The Swedish Chef:
As you probably can guess, The Swedish Chef spends his time doing the culinary program.
Big Mean Carl:
While not actually taking any courses offered to him by the college, he spends his time wandering the campus with Gorgon Heap and Behemoth looking for innocent souls to eat.
Bobo spends his days dozing off on the job, only to be woken up constantly.
Dr. Bunsen Honeydew and Beaker:
Both Bunsen and Beaker have taking the engineering course. 80's Robot inspects the safety of their inventions to make sure nothing goes wrong.
Lew Zealand has taken the oceanology course to learn about the impact pollution has on the water.
Fozzie has taken the stand-up comedy course, but unfornately for him, Statler and Waldorf ruin everything for him by criticizing his jokes at every opportunity they get.