user: Question: What was the theme for the Final Showdown (Week 3)?
Columns: ['Week', 'Song choice', 'Theme', 'Performance Order', 'Result']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Audition', '" You Are So Beautiful "', 'Free choice', 'N/A', 'Through to bootcamp']
SQL:

assistant: SELECT "Theme" FROM "Table" WHERE "Week" = 'Final Showdown (Week 3)';