sack)* 12 KITTY - Tom = male cat 13 WELLING,TO(B)OOT - Paul in the Guardian has a simlar clue recently 21 PRU,RIEN,T 23 EGYPTOLOGY - Set was an Egyptian god, disguised here by that old initial capital letter trick. 24 M(A,U,PASS)AN,T - a writer who featured in one of the championship