Name the host when first premiere is august 3, 2007
CREATE TABLE table_1597866_3 (host VARCHAR, first_premiere VARCHAR)
SELECT host FROM table_1597866_3 WHERE first_premiere = "August 3, 2007"
### Context: CREATE TABLE table_1597866_3 (host VARCHAR, first_premiere VARCHAR) ### Question: Name the host when first premiere is august 3, 2007 ### Answer: SELECT host FROM table_1597866_3 WHERE first_premiere = "August 3, 2007"