The ABC special J.K. Rowling: A Year in the Life, premiering Thursday at 8 pm/ET, sheds light on the beloved Harry Potter author's world and work by chronicling the 12 months leading up to the release of the seventh, final entry in the bestselling series: Harry Potter and the Deathy Hallows.

ABC's inside look at Rowling's origins and career comes as the latest big-screen adaptation, Harry Potter and the Half-Blood Prince, is enchanting fans in theaters, conjuring up $22 million in its first night at the box office.

Elizabeth Vargas, the host of A Year in the Life, sat with to share a peek at its many revelations. Among the topics covered:

• Was J.K. Rowling in any ways "destined" to write the Harry Potter novels?

• What about Rowling will surprise people the most?

• Does Rowling have any regrets about the way she ended the Harry Potter series?

• Might Rowling one day surprise the world and treat fans to an eighth Harry Potter book?

Watch this video Q&A to see what Vargas had to share.