What is it with great musicians dying at 27? David Janssen, Edward Whitelock, Eric Segalstad and Josh Hunter explore ROCK 'N' ROLL'S FIXATION WITH DEATH. With their two new books, The 27s (Segalstad and Hunter) and Apocalypse Jukebox (Janssen and Whitelock), the curious cats approach the relationship between death and music with enthralling consideration. Make sure to grab your own copies, then catch the authors discussing how the two books play off each other. Free. 7 p.m. Decatur CD, 356 W. Ponce de Leon Ave., Decatur. 404-371-9090. www.acappellabooks.com.