But what do you think of this year's crop compared to last year? And which is your favourite from this Christmas?
View the ads and comment below.
Argos was quick off the mark with this ad, the first of the season to be released.
Argos has released its second ad for the Christmas period, depicting panicking last minute shoppers.
Asda has eschewed celebrity for its Christmas ad, which features real-life inhabitants of a Yorkshire village.
Boots has produced another TV spot in its "here come the girls" campaign, promoting affordable gifts.
M&C Saatchi has joined up with production company th1ng to create a series of 12 TV executions for Currys.
Mr Sparkle, the owner of a magical workshop, is the animated star of the Christmas TV ad for jewellers H.Samuel.
The John Lewis Christmas spot, created by Lowe London, features the 1963 hit From Me To You, sung by members of the store's music society.
Trinny and Susannah's jungle antics have been replaced by a surreal space adventure for LittlewoodsDirect.com's latest TV spot.
The Marks & Spencer gang's all here for its latest Christmas extravaganza, and they're joined for the second year by none other than Take That, with the boy-banders cosying up to Twiggy, Erin O'Connor, Lily Cole, Myleene Klass and Noémie Lenoir.
A young man recreates World War II movie The Great Escape to get away from his Christmas charades torture and enjoy a burger.
Top Gear presenter Richard Hammond saddles up some huskies, with a shopping trolley, in Morrisons' Christmas ad.
Mockney chef Jamie Oliver is joined by cheeky Geordie scamps Ant and Dec in this year's Sainsbury's Christmas ad.
Tesco has released its Christmas ad, featuring crooner Des O'Connor
Waitrose has opted for a sentimental theme for a Christmas TV ad that promotes its range of festive food.
Feature
Christmas 2008 TV ads - view them all here
LONDON - It's almost time to open the first door on your advent calender, and most of the UK's major retailers have released their Christmas TV ads.
