Hard Times and Nursery Rhymes (2 Lp's)For a veteran band, there's often a fine line between writing and playing in a signature style and just going through the motions, and some of the time it's as much about attitude and intent as anything else. Social Distortion cut their first album in 1983, and well over 25 years later, they have a trademark style, if there's any such thing, a rough hewn hybrid of punk rock guitar attack and rootsy melodies influenced by classic blues, country, and