user: Question: How many episodes were titles "Voicemail"?
Columns: ['No. in series', 'No. in season', 'Title', 'Directed by', 'Written by', 'Original air date']
Types: ['real', 'real', 'text', 'text', 'text', 'text']
Sample row: [14.0, 1.0, '"Voicemail"', 'Jace Alexander', 'Denis Leary and Peter Tolan', 'June21,2005']
SQL:

assistant: SELECT COUNT("Directed by") FROM "Table" WHERE "Title" = '"Voicemail"';