CREATE TABLE table_76325 ("Episode" CLOB, "First broadcast" CLOB, "Graeme's guest" CLOB, "Jeremy's guest" CLOB, "Votes  ( % ) " CLOB)

What is Jeremy's Guest, when First Broadcast is '20 March 1998'?
SELECT "Jeremy's guest" FROM table_76325 WHERE "First broadcast" = '20 march 1998'
SELECT "Jeremy's guest" FROM "table_76325" WHERE "First broadcast" = '20 march 1998'