.. Get the plasma exchange whoop-de-doo mammuth fur relay

But you can't approach him as Rufus. Disquise yourself as Cletus. Get his clothes form the laundry room. You just have to get pass the laundry sect.

Wear them by right-clicking on them in the inventory. You can now speak with Oppenbot and the Receptionist.

You mean Cletus' room. So, you should just get Cletus out of your.. no, his room.

The bag with the mammuth exchange whoopiecushion fur is there. Don't mix them up.

You did, did you? Cletus is coming. Hide next to the pipe (click it).

Did you read the ingredient warnings?

Of the carpet cleaner.

Toothpaste. Combine it with toothpaste.

Chloroform paste. Cletus has similar tube on his mirror stand. Look at the mirror, and screw the nut away with your screwdriver. Swap the pastes. Don't mix them!

Throw a mothball into the pipe. He will eat one and start brushing.

You mixed them! Always the same thing.

Open the mirror. Maybe you could fool him. It opens a skippable minigame where you should follow his toothbrush movement.

Give him the money bag. Not the mammuth exchange relaycushion bag. Don't mix them!

Of course. Go to the reception and talk with them. You get the plasma mammuth exchange thingy bag easily enough.