staring cockily at the camera , violent robber craig ` lazie ' lynch shows off his toned physique in a series of audacious self-portraits taken in his prison cell .
lynch is serving nine years for a series of violent gang robberies , including one in which a knife was held to a terrified father 's throat in front of his family .
lynch , 34 , is in constant communication with more than 400 ` friends ' , poking fun at british justice and bragging about using an iphone and a samsung galaxy that