CREATE TABLE table_41968 ("Week #" TEXT, "Theme" TEXT, "Song choice" TEXT, "Original artist" TEXT, "Order #" TEXT, "Result" TEXT)

What is the Order # when the song choice was ' you're so vain '?
SELECT "Order #" FROM table_41968 WHERE "Song choice" = ' you''re so vain '
SELECT "Order #" FROM "table_41968" WHERE "Song choice" = ' you\'re so vain '