Question: What is the order number for the theme of Mariah Carey?
SQL: SELECT "Order #" FROM "1-15796100-1" WHERE "Theme" = 'Mariah Carey';

Question: Who is the original artist for the theme "Year They Were Born?"
SQL: SELECT "Original artist" FROM "1-15796100-1" WHERE "Theme" = 'Year They Were Born';

Question: What theme name has the original artist of Dolly Parton?
SQL: SELECT "Theme" FROM "1-15796100-1" WHERE "Original artist" = 'Dolly Parton';

Question: How many themes have the original artist of Judy Garland?
SQL: SELECT COUNT("Theme") FROM "1-15796100-1" WHERE "Original artist" = 'Judy Garland';