question: How many entries are there for team coxy for the air date of 24 january 2010 and team guest captain of gail porter?
answer: SELECT COUNT(team_coxy) FROM table_25816476_2 WHERE air_date = "24 January 2010" AND team_guest_captain = "Gail Porter"
context: CREATE TABLE table_25816476_2 (team_coxy VARCHAR, air_date VARCHAR, team_guest_captain VARCHAR)