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_29550 ( "Country" text, "Name" text, "Host(s)" text, "Judges" text, "Network" text, "Air dates" text )

### Question ###
Who is the host on the series aired on 18 January 2012?

### Accurate SQL ###

SELECT "Host(s)" FROM table_29550 WHERE "Air dates" = '18 January 2012'