Question: How many different episode numbers does the episode written by Sheri Elwood and directed by Jim Allodi have?
SQL: SELECT COUNT("Total #") FROM "1-27155243-3" WHERE "Written by" = 'Sheri Elwood' AND "Directed by" = 'Jim Allodi';

Question: How many different episode numbers are there for the episodes directed by Sheri Elwood?
SQL: SELECT COUNT("Total #") FROM "1-27155243-3" WHERE "Directed by" = 'Sheri Elwood';