Essentials:
2nd hint: world rap, electronic, classic rock.
1st hint: 2,1,1
April is near certain M.I.A. - Kaya
May - Justice - cross is my hopeful best guess (other possibles: Endtroducing, Blue lines, Selected Ambient, Experience, Better Living through Chemicals, Exit Planet Dust, Moon Safari)
June - Boston?
Classics:
2nd hint: blues, instrumental soul, soul-jazz
1st hint: 1969 1971 1970
May: possibles: Howlin’ Wolf, The Howlin’ Wolf Album, T-Bone Walker, Everyday I Have The Blues, Earl Hooker, Two Bugs and a Roach