http://www.cbs.com/shows/big_bang_theory/ultimate-fan/

Description:
Demonstrate how much you love the show to enter CBS' Big Bang Theory Ultimate Fan Game and you could win a $5,000 cash prize.

Eligibility:
USA, 18+

Start Date:
September 26, 2012

End Date:
November 30, 2012 at 7:59 p.m. ET

Entry Frequency:
One time per person.

Sweepstakes Prizes:
Grand Prize: $5,000 cash. (ARV: $5,000)

Additional Comments:
Receive one entry for each challenge you complete, and five bonus entries if you complete all of the challenges.