"H-A-L-L-O-W-E-E-N"

H - Howling and wailing through the night,
A - All ghouls and ghosts unleash their fright,
L - Looking to spook and scare with delight.
L - Left and right the eerie ghosts appear,
O - Outing their screams to every ear,
W - Wandering the earth, year after year.
E - Every ghoul and goblin venture out,
E - Each one of them lurking about.
N - Nonstop with each shriek and shout.