Table: episodes_8out10cats_2
Columns: episode
first_broadcast
seans_team
daves_team
scores

Question: In which episode is Sean's team made up of Krishnan Guru-Murthy and Vic Reeves?
SQL: SELECT "episode" FROM episodes_8out10cats_2 WHERE "seans_team" = 'Krishnan Guru-Murthy and Vic Reeves'

Question: What is the first broadcast date of the episode in which Dave's team is made up of Dave Johns and Sally Lindsay?
SQL: SELECT "first_broadcast" FROM episodes_8out10cats_2 WHERE "daves_team" = 'Dave Johns and Sally Lindsay'

Question: What was the first broadcast date of the episode in which Sean's team is made up of Peter Serafinowicz and Johnny Vegas?
SQL: SELECT "first_broadcast" FROM episodes_8out10cats_2 WHERE "seans_team" = 'Peter Serafinowicz and Johnny Vegas'

Question: In how many episodes was Dave's team made up of David Walliams and Louis Walsh?
SQL: SELECT COUNT("episode") FROM episodes_8out10cats_2 WHERE "daves_team" = 'David Walliams and Louis Walsh'