The 12 Biggest Stories of the Year on Social Media

From surprise weddings and engagements to the tragedy in Newtown, PEOPLE's coverage in 2012 lit up social media sites more than ever before

Source: http://feeds.people.com/~r/people/headlines/~3/OPeeoxYwqrs/0,,20645405_20646156,00.html

Jamie Lynn Sigler Janet Jackson January Jones Jennie Finch Jennifer Aniston Jennifer Gareis Jennifer Garner Jennifer Gimenez