Yeah. It's a thing that happens here. It happened to Terezi before, and I know others have been hit with it, since Vatheon is basically dick city.

[Through another door, and then they're in Eridan's room. Against one wall is situated a purple pod filled with neon green slime. But while it may be there, and the sleeping place of choice for a troll, the sea dweller is instead placed in the more familiar bed.]

[There also happens to be a pile of scarves off to one side, which Karkat gives a disdainful look.]

Is it a difficult spell?