Table: gary_unmarried_episodes
Columns: episode
air_date
timeslot
18_49
viewers

Question: How many viewed the episode gary gets boundaries?
SQL: SELECT COUNT("viewers") FROM gary_unmarried_episodes WHERE "episode" = 'gary gets boundaries'

Question: What episode had 6.71 viewers?
SQL: SELECT "episode" FROM gary_unmarried_episodes WHERE "viewers" = 6.71

Question: When did the episode air that had 7.3 viewers?
SQL: SELECT "air_date" FROM gary_unmarried_episodes WHERE "viewers" = 7.3