Keep an eye on the staircases

Percy Weasley:
Keep an eye on the staircases, they like to change.

Transcript:
This is the most direct path
to the dormitories.
Oh, and keep an eye on the staircases.
They like to change.
Keep up, please, and follow me.
Quickly now, come on. Come on.

Clip duration: 17 seconds
Views: 59
Movie: Harry Potter and the Sorcerer's Stone
Year: 2001
Genres: adventure, family, fantasy
Summary: An orphaned boy enrolls in a school of wizardry, where he learns the truth about himself, his family and the terrible evil that haunts the magical world.