Amazon has an interesting BD-related "lightning deal" going on now: for a
very limited time, you can buy '
Firefly: The Complete Series' for only $34.99 (61% off MSRP). This offer expires today at 2
p.m. PST, or when stock runs out.
The price history for this title indicates that the cheapest it has been at
Amazon is $39.99.
Update:
All available discounts have been claimed now.