I've found two twitter accounts from people that word with Nickelback and they often post photos and exclusive information (Including Bruce pictures, hahhaha)
Here they are:
Hope you like it!
On Sun, Dec 16, 2012 at 4:45 PM,
On Wed, Dec 12, 2012 at 12:16 PM,
On Tue, Feb 14, 2012 at 11:57 AM,