The Jeopardy show of September 7 2010 was a encore of the Celebrity Invitational semifinal game 2 first shown on Tuesday May 4 2010. The 30 Double Jeopardy answers can be found at the related link
If you mean Final Jeopardy this was the answer:
January 31 2011
The final category was 21ST Century EMMY'S
The clue was: As two different characters, she is the first actress to win leading Emmys in both the Drama and Comedy categories
The answer was: Who was Edie Falco
Double Jeopardy has 30 different questions and can be found in the related link
Hill Street Blues - 1981 Double Jeopardy 1-5 was released on: USA: 31 January 1981
Jeopardy - 1984 28-31 was released on: USA: 31 October 2011
60 days from January 31, 2011 is April 1, 2011.
Monday (January 31, 2011)
Jeopardy - 1984 5-107 was released on: USA: 31 January 1989
Jeopardy - 1984 6-108 was released on: USA: 31 January 1990
Jeopardy - 1984 1-104 was released on: USA: 31 January 1985
Jeopardy - 1984 2-105 was released on: USA: 31 January 1986
Jeopardy - 1984 28-97 was released on: USA: 31 January 2012
Jeopardy - 1984 7-109 was released on: USA: 31 January 1991
Jeopardy - 1984 8-110 was released on: USA: 31 January 1992
Jeopardy - 1984 13-110 was released on: USA: 31 January 1997