"The time of the year has come
Hear the sound of the beating drum
Fill the night with terror and fun
The spooky indulgence has just begun!
Greetings on Halloween y'all!"

The trick-or-treat festival has finally arrived. Halloween, which falls 31 October, is celebrated on the evening before the Christian feast of All Saint's Day.

The holiday is also known by names such a 'Allhalloween', 'All Hallows' Eve' and 'All Saints' Eve'.

Twitterati have been celebrating Halloween with the hashtags, #HappyHalloween, #HappyHalloween2015 and #Halloween.

Some of the festive Halloween activities include trick-or-treating (or guising), attending costume parties and wearing spooky or weird dresses, making jack-o'-lanterns, lighting bonfires, divination, apple bobbing, visiting haunted house attractions among many others.

Here are some of the popular Halloween quotes, sayings, wishes, greetings and messages:

Halloween Quotes and Sayings

"Tis now the very witching time of night, when churchyards yawn and hell itself breathes out Contagion to this world." – William Shakespeare
"When black cats prowl and pumpkins gleam, may luck be yours on Halloween. – Irish Proverb
"Where there is no imagination there is no horror." – Author Sir Arthur Canan Doyle
"Nothing on Earth is so beautiful as the final haul on Halloween night." – American essayist Steve Almond.
"October proved a riot a riot to the senses and climaxed those giddy last weeks before Halloween." – American novelist Keith Donohue
"If human beings had genuine courage, they'd wear their costumes every day of the year, not just on Halloween." – Canadian novelist Douglas Coupland
"A grandmother pretends she doesn't know who you are on Halloween." – American humorist Erma Bombeck
"Hark! Hark to the wind! 'Tis the night, they say, When all souls come back from the far away –The dead, forgotten this many a day!" – Canadian poet Virna Sheard
"Clothes make a statement. Costumes tell a story." – American aphorist Mason Cooley
"Proof of our society's decline is that Halloween has become a broad daylight event for many." – American writer Robert Kirby
"Shadows of a thousand years rise again unseen, Voices whisper in the trees, 'Tonight is Halloween!'" – Scientist Dexter Kozen
"Pixie, kobold, elf, and sprite, All are on their rounds tonight; In the wan moon's silver ray, thrives their helter-skelter play." – American writer Joel Benton
Messages, Wishes and Greetings

"Witch-ing you a spook-tacular Halloween!"
"Lets carve out pumpkins on Halloween and enjoy the thrills of the frightful night. Have a happy Halloween!"
"When witches go riding, and black cats are seen, the moon laughs and whipsers, 'tis near Halloween. Happy Halloween!"
"Keep the lights on this night, because you never know what may be lurking in the dark. Halloween greetings!"
"Be prepared to be possessed by demons.
Be prepared to be spooked by Jack-o'-lantern.
Get set for goblins, witches, skeletons and monsters to follow your path.
Get ready to be have the most frightful night of your life.
Happy Halloween to you!"
"This Halloween I wish that all your hard work on tricking and treating wins you lots and lots of candies. May you look scarier than ever! Happy 31st October to you..."
"Get all the naughtiness inside you out! It is time to loosen up and have fun.
May you have an awesome night scaring away the others.
Ghostly Greetings to you this Halloween!"
"May all the good spirits take over the bad spirits.
May your night be filled with fun and frolic.
May you receive lots of candy and may all your wishes come true this Halloween.
Happy Halloween to you my friend."
"It's a dark night with a moon so bright,
Strange ghosts and goblins give you a chill,
Here's a Halloween wish for you,
That tonight will bring you a thrill!"
"I just flew by to your inbox to wish you and your loved ones a very Happy Halloween celebration. May this year be even more fun than last year. Have a really spooky Halloween!"
"I wish you have a night filled with adventurous. May this Halloween be a day you will remember forever. May this be the scariest night of your life! Have a really spooky Halloween!"
"The time of the year has come
Hear the sound of the beating drum
Fill the night with terror and fun
The spooky indulgence has just begun!
Greetings on Halloween y'all!"