Table: wlia_episodes
Columns: date
episode
performer_1
performer_2
performer_3
performer_4

Question: What is the total number of episodes where jim sweeney was the 1st performer and steve steen was the 2nd performer?
SQL: SELECT COUNT("episode") FROM wlia_episodes WHERE "performer_1" = 'jim sweeney' AND "performer_2" = 'steve steen'

Question: What is the sum of the episode numbers where chip esten is the 4th performer and christopher smith was the 2nd performer?
SQL: SELECT SUM("episode") FROM wlia_episodes WHERE "performer_4" = 'chip esten' AND "performer_2" = 'christopher smith'

Question: What is the sum of the episodes where chip esten was the 4th performer and jim meskimen was the 1st performer?
SQL: SELECT SUM("episode") FROM wlia_episodes WHERE "performer_4" = 'chip esten' AND "performer_1" = 'jim meskimen'

Question: Who was the 3rd performer when christopher smith was the 2nd performer?
SQL: SELECT "performer_3" FROM wlia_episodes WHERE "performer_2" = 'christopher smith'