Table: episode_details_8
Columns: episode_number
air_date
guests
three_darts_challenge
musical_performance

Question: How many episodes are there for the three darts challenge with Sharon Osbourne?
SQL: SELECT MAX("episode_number") FROM episode_details_8 WHERE "three_darts_challenge" = 'Sharon Osbourne'

Question: What musical performances aired on 5 April 2010?
SQL: SELECT "musical_performance" FROM episode_details_8 WHERE "air_date" = '5 April 2010'

Question: What were the guests that aired on 7 June 2010?
SQL: SELECT "guests" FROM episode_details_8 WHERE "air_date" = '7 June 2010'

Question: Who was in the three darts challenge that aired on 10 may 2010?
SQL: SELECT "three_darts_challenge" FROM episode_details_8 WHERE "air_date" = '10 May 2010'