Question: What is the average Episode Number, when Original Airdate is march 21, 2010, and when Season is less than 3?
SQL: SELECT AVG("Episode number") FROM "2-16533683-3" WHERE "Original airdate" = 'march 21, 2010' AND "Season" < 3.0;

Question: What is Show, when Episode Number is 1, when Year is less than 2010, and when Original Airdate is January 20, 2008?
SQL: SELECT "Show" FROM "2-16533683-3" WHERE "Episode number" = 1.0 AND "Year" < 2010.0 AND "Original airdate" = 'January 20, 2008';

Question: What is the total number of Season(s), when Original Airdate is january 24, 1999, and when Year is less than 1999?
SQL: SELECT COUNT("Season") FROM "2-16533683-3" WHERE "Original airdate" = 'january 24, 1999' AND "Year" < 1999.0;