Celebrity Twitter and Instagram Pictures Week Nov 23, 2012

Celebrities shared some of their happiest moments on social media over the past week — Jennifer Hawkins was thrilled to finally announce that she’s the new host of Australia’s Next Top Model on the Kyle and Jackie O Show, while Delta Goodrem got into the Christmas spirit during a recording session. Stephanie Rice and Kate Ritchie linked up at Ronan Keating’s Emerald and Ivy Ball, and Ricki-Lee Coulter and her boyfriend Rich Harrison were among the 50,000-plus strong crowd at Coldplay’s Sydney concert. Click through to see all these pictures and more, and connect with us on Facebook, Twitter and Instagram (@popsugar_australia) for exciting news and photos!