Table: tv_season_data
Columns: season
episodes
time_slot_est
season_premiere
season_finale
tv_season
rank
viewers_in_millions

Question: How many seasons is the season finale on May 26, 2010?
SQL: SELECT COUNT("season") FROM tv_season_data WHERE "season_finale" = 'May 26, 2010'

Question: What episodes are there where the season premier is September 23, 2009?
SQL: SELECT "episodes" FROM tv_season_data WHERE "season_premiere" = 'September 23, 2009'

Question: What is the season finale for season 4?
SQL: SELECT "season_finale" FROM tv_season_data WHERE "season" = 4

Question: How many season premiers have a rank of #21?
SQL: SELECT "season_premiere" FROM tv_season_data WHERE "rank" = '#21'

Question: What are the seasons where September 26, 2007 is the season premier?
SQL: SELECT "tv_season" FROM tv_season_data WHERE "season_premiere" = 'September 26, 2007'