Question: What was Lambert's song choice in the Top 13?
SQL: SELECT "Song choice" FROM "1-21501511-1" WHERE "Week #" = 'Top 13';

Question: What order did Lambert perform in the Top 11?
SQL: SELECT "Order #" FROM "1-21501511-1" WHERE "Week #" = 'Top 11';

Question: What week was themed Disco?
SQL: SELECT "Week #" FROM "1-21501511-1" WHERE "Theme" = 'Disco';