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OfficeMax had a hit with ElfYourself, the dancing elves winter promotion, but a lesser known viral campaign of years gone by is equally novel: My Holiday Sweater lets you create your own holiday sweater and email it to your friends, personalized with your photo (or theirs).
For more fun holiday virals, check out 5 Original and Creative Ways to Say Happy Holidays.
Happy Holidays to you and yours, and feel free to send along your holiday tech news [news at Mashable dot com] - we'll get to it as soon as we're done with the eating, drinking and being merry.