CREATE TABLE table_36216 ("Series Ep." CLOB, "Episode" FLOAT, "Netflix" CLOB, "Segment A" CLOB, "Segment B" CLOB, "Segment C" CLOB, "Segment D" CLOB)

Which series episode has a netflix figure of s04e21?
SELECT "Series Ep." FROM table_36216 WHERE "Netflix" = 's04e21'
SELECT "Series Ep." FROM "table_36216" WHERE "Netflix" = 's04e21'