CREATE TABLE table_22753 ("Character" TEXT, "Original Broadway performer" TEXT, "Original Australian performer" TEXT, "Original West End performer" TEXT, "2005 World AIDS Day Benefit Dream Cast" TEXT)

Who is the 2005 World AIDS Day Benefit 'Dream' Cast when the Original Australian performer is Susan-Ann Walker?
SELECT "2005 World AIDS Day Benefit Dream Cast" FROM table_22753 WHERE "Original Australian performer" = 'Susan-Ann Walker'
SELECT "2005 World AIDS Day Benefit Dream Cast" FROM "table_22753" WHERE "Original Australian performer" = 'Susan-Ann Walker'