Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_17628022_2 ( play_by_play VARCHAR, pregame_analysts VARCHAR )

### Question ###
How many different play-by-play announcers also had pregame analysis by Darren Flutie, Eric Tillman and Greg Frers?

### Accurate SQL ###

SELECT COUNT(play_by_play) FROM table_17628022_2 WHERE pregame_analysts = "Darren Flutie, Eric Tillman and Greg Frers"