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_25691838_8 (introductory_phrase VARCHAR, guest VARCHAR)

### Question ###
How many introductory phrases were there on David Finkel's guest episode?

### Accurate SQL ###

SELECT COUNT(introductory_phrase) FROM table_25691838_8 WHERE guest = "David Finkel"