Celebrities were all about sharing photos of their families, friends, pets, and vacations this year. Some took to the social network to share the first photos of their babies, like Kate Hudson and her Muse fiancé Matthew Bellamy, while others introduced four-legged members of the family like David and Victoria Beckham's other baby girl, Scarlet. Jessica Simpson tweeted a photo kissing a beautiful orange Birkin, and Lauren Conrad couldn't help but share a photo when she ran into YouTube sensations Sophia Grace and her friend, Rosie. Click through to see some of the best snaps of the year and be sure to follow us on Twitter for exciting news, photos, and 2012 award season coverage!
See the 55 Best Twitter Pictures of the Year!