CREATE TABLE table_16279 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "U.S. viewers  ( millions ) " CLOB)

When did the 113 episode air?
SELECT "Original air date" FROM table_16279 WHERE "No. in series" = '113'
SELECT "Original air date" FROM "table_16279" WHERE "No. in series" = '113'