CREATE TABLE table_23235679_1 (written_by VARCHAR, directed_by VARCHAR)

Name who wrote the episode directed by pam cooke & jansen yee
SELECT written_by FROM table_23235679_1 WHERE directed_by = "Pam Cooke & Jansen Yee"
SELECT "written_by" FROM "table_23235679_1" WHERE "Pam Cooke & Jansen Yee" = "directed_by"