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_20466963_13 (guest_4 VARCHAR, guest_2 VARCHAR)

### Question ###
Name the guest 4 for steve lamacq

### Accurate SQL ###

SELECT guest_4 FROM table_20466963_13 WHERE guest_2 = "Steve Lamacq"