This is the puzzle Gaufrid from fifteensquared had a go at, and as I wrote before he pointed out that the theme may be a bit obscure depending on your generation… if you were young between the late 60s and the mid 90s it should pose less of a problem! Solutions follow…
Across: 1/20/13 I am the Lizard King I can do anything, 9 Unwound, 11/18 Peace Frog, 12 Larder, 15 Attainable, 16 Oyer, 24 Pectin, 25 Lathe, 26 Justine, 27 Disharmonies.
Down: 2 At worst, 3 End, 4 Immunology, 5 Amp it, 6 Duality, 7 Nuclear family, 8 Geiger counter, 10 Uremia, 14 California, 17 Screws, 19 Oersted, 21 Nutlike, 23 Items, 26/22 Jim Morrison.