CREATE TABLE table_23436 ("Episode" CLOB, "First broadcast" CLOB, "Rufus guest" CLOB, "Marcus guest" CLOB, "Winner" CLOB)

Name the winner for jason byrne
SELECT "Winner" FROM table_23436 WHERE "Marcus guest" = 'Jason Byrne'
SELECT "Winner" FROM "table_23436" WHERE "Marcus guest" = 'Jason Byrne'