With but two days to go before Angry Birds Star Wars arrives, Amazon has discounted the price of the existing Rovio titles. Starting today and running through 11:59PM PT, November 7, you can grab  Angry Birds HD, Angry Birds Space HD and Angry Birds Rio HD for a buck fifty.  Normally priced at $2.99 a piece, this is a 50 percent savings across each game.

Looking ahead to the November 8 Angry Birds Star Wars release, Amazon plans to offer the HD version for $2.99 and the standard edition for 99¢ at 12:01AM.

Discounted titles:

• Angry Birds Space HD (Kindle Tablet Edition) – Price: $1.49  (50% off)
• Angry Birds Rio HD (Kindle Tablet Edition) - Price: $1.49  (50% off)
• Angry Birds HD (Kindle Tablet Edition) – Price: $1.49  (50% off)