9 Across, Different from oddly unique singer - no ego (7,2)
11 Across, 10 surrender,no not 500 (7)
[10= Yank cuts weeds for Leo say (5) ]
12 Across, What characterises man punching English PM (7)
14 Across, Umpteen rocks holding odd bits of one in each ton (3,6)
No letters
Many thanks