user: Question: What is the sum of Broadcasts (TV) 1, when Series is "3 4", and when US Release Date is "27 December 2006"?
Columns: ['Series', 'Title', 'Broadcasts (TV) 1', 'Episodes (TV+extra) 2', 'Directors', 'Aired in Japan 3', 'US Release Date']
Types: ['text', 'text', 'real', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Galaxy Angel', 24.0, '24+2', 'Morio Asaka , Yoshimitsu Ohashi', '7 April 2001 to 29 September 2001', '27 June 2006']
SQL:

assistant: SELECT SUM("Broadcasts (TV) 1") FROM "Table" WHERE "Series" = '3 4' AND "US Release Date" = '27 December 2006';