100% they did.

Remus started it.

omg mcg why would you tell them that you're only ensuring the behavior continues kaktsjndhd

but also yes

When I got to that part I almost lost it

(It was a few days ago but I kept forgetting to make this plurk)

lmfaaaao

that's like posting a big sign that says "do not press this button"

you know someone's going to press it

New headcanon: mcg has used this spell on the floor in her living quarters because she likes bouncing.

as a cat

Helps her jump to the top shelf of her dresser.

A very important Cat Activity.

Yes pls I am here for all of this

Imagine Sirius and James using it on the floor right in front of where Snape is about to step

Of course

Headcanon acquired.