Alphabetical Sentence

Found among things, probably from 1994 or so:

After
Being
Carried
Down
Eight
Flights,
Groggy,
Hair
In
Jumble,
Katherine
Looked
Menacingly
Near
Our
Poodle,
Quietly
Retreating,
Seeing
Things
Undone,
Very
Well -
Xerox
Your
Zodiac!