Christmas Day may have come and gone, but thanks to celebs and their love of social media, we can share their holiday memories with them!

Jessica Simpson confirmed her pregnancy (again) thanks to a photo she posted, and she isn't the only star to give fans a sneak peek of their festive fun.

Katy Perry posted a shot of beau John Mayer as a sexy Santa, Neil Patrick Harris shared ridiculously adorable pics of his 2-year-old twins Harper and Gideon, and one superstar was gifted with a pretty amazing new car (a Fisker Karma)!

Click "Launch Gallery" above to find out who, plus see Snooki and her man, Diddy and his kids, and much more holiday cheer!

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