Celebrity Twitter and Instagram Pictures Week Jan 25, 2013

Big events this past week — the US Presidential Inauguration, Sundance Film Festival and the Australian Open — have kept celebrities’ social media feeds very busy. Firass Dirani was one of the many stars who got VIP seats at the Australian Open, taking in a match with friends Andy Lee, Kris Smith and Airlie Walsh. Guy Sebastian travelled with his adorable son Hudson and Rachael Finch sipped on a coconut beverage from a tropical location, while Delta Goodrem caught up with Nicole Richie, wife of her fellow The Voice coach Joel Madden, in LA.

There are heaps more candid shots in the gallery so click through, and be sure to follow us on Facebook, Twitter and Instagram (@popsugar_australia) for exciting news and photos!