wow!Celebrity Christmas Photos 2012: The Kardashians, Carly Rae Jepsen And More Share Holiday Pictures

"""""""""""""""""CHRISTMAS"""""""""""" Happy Holidays from your favorite stars! Celebrities have been taking to Twitter, Facebook and Instagram to share their Christmas pictures with fans, posting snapshots of their trees, ugly sweaters, decorations and more.

From the Kardashian clan's all-white family portrait to Mario Lopez's cheeky Christmas tradition, celebrate the holiday season with the most festive celebrity photos. """"""""""""CHRISTMAS"""""""""""""""""""""""""

In the city itself, Christmas Eve Mass was celebrated at the 1,700-year-old Church of the Nativity, on the spot where it is believed Jesus was born. Meanwhile in the Vatican, Pope Benedict XVI held the traditional Mass at St Peter's Basilica. He urged Christians to "find time and room for God in their fast-paced lives".

The Pope prayed that Israelis and Palestinians would be able to live their lives in peace. He also prayed for peace in Lebanon, Syria and Iraq. The Mass, usually celebrated at midnight, was brought forward by two hours to avoid tiring the 85-year-old pontiff undulyLater on Tuesday, the Pope will deliver his traditional Christmas message - Urbi et Orbi - to the city of Rome and to the world.

As Christians celebrate the birth of Jesus, people in Canada and around the world are celebrating Christmas in ways both spiritual and secular. Prime Minister Stephen Harper said in a statement that Christmas is "a time when Christians celebrate the birth of Jesus Christ, and an occasion for Canadians of all background to come together in appreciation of our most fortunate country." Harper called Canada the best country in the world, an island of stability and "the bright hope for people the world over." He asked people to be mindful of the less fortunate and grateful for the service of men and women in uniform. Here's a look at some of the ways the holiday is being marked around the globe.