Widget reluctantly travels to Earth and he saves a whale caught by some poachers
On a school trip, Kevin and Brian adopt a gorilla named Johnny Africa.
On a trip with Kevin, Brian, and Kristine, Widget assumes the zookeeper of a baby whale named Kona is hurting her; while really the zookeeper is doing her job.
Widget travels to the jungles of Africa where evil poachers, Bob and Betty try to capture an elephant for his tusks.
Widget travels to Australia to ensure its red kangaroos enjoy their new habitat.
Construction men are building a giant highway through the rainforest, cutting down special trees used by the natives as medicine.
A trip to the Mediterranean Sea gets Kevin, Brian, Kristine, and Mega Brain captured by fishermen, while Widget has to help out a cattle farmer. Meanwhile, Kristine is having trouble driving Widget's shuttle, and Mega-Brain's cloaking device has a few bugs.
Dr Dante presumably has invented a machine to solve the issue of toxic waste disposal. Widget wonders about that when problems arise when the barrels containing the waste are reused.
Widget hosts a rock 'n' roll charity concert for the Whale and Dolphin Research Centre until the mega creep Beetle Bug kidnaps the star of the rock show.
Widget becomes the children's substitute teacher of biology and zoology after their regular teacher keeps having car trouble.
A doctor claims to be raising funds towards the construction of an endangered baby animals shelter, but Widget soon learns from the baby animals that the doctor is not all what he seems.
The evil Mega Slank steals animals to bring back to his planet.
Three ghosts: a Viking who tore apart forests for fun, Buffalo Bill, a hunter who drove the buffalo to extinction, and Sir Wally, a big-game hunter who destroyed African wildlife. Must wander the earth until they can find a good deed.
A careless mistake by Mega Brain sends Ratchet, Widget's alter ego, out to trash.
Mega Brain invents a machine which supposedly cleans the air, but it actually makes animals talk like humans, leaving Widget to no longer be the only one who could understand them.
Widget teaches the city people how to recycle after seeing recyclables at the dump.
Widget, Mega Brain, Kevin and Brian travel to Planet Scraboolee which is completely polluted and used to be beautiful. Widget wants to get proof of its pollution to ensure the same thing does not happen to Earth, but it's not going to be an easy task.
Ratchet captures Mega Brain and turns him into a mindless trasher.
After a video recording of Widget is sent into space, ringmaster brothers Film Flam McSham capture Widget to be in their intergalactic circus.
Widget travels to an award show to help Squappy the Sapsimian, who is seemingly endangered, but Widget finds out the air on the planet had acid rain.
Widget, Mega Brain, Kevin, and Brian find that Dr. Dante is in the arctic with a supposedly harmless machine. Widget finds out that the machine is melting all the glaciers.
Mega Slank goes to Australia and hypnotizes animals to run his fast food company.
Widget and friends try to stop mysterious rain that mutates anything into giant monsters.
