It has been well over two months since Jeopardy! had an Oz clue. I was beginning to get worried. But last night, the long drought ended, with this clue. It was in Double Jeopardy! and the category was "It" or "Not". The words in quotes means that the letters of either "it" or "not", or perhaps both, would appear in the response. So, under the very first clue, for $400:
Ellyn, at the far right podium, rang in first and responded, "What is a witch?"