Number 1 on my list is the DualShock 3 at RadioShack for $30.00. Unbeatable.
In a dream world, I'd also be picking up:
Viva Pinata for $30.00
Dead Space, $30.00
Guitar Hero World Tour, $49.00
Boom Blox, $20.00
Midnight Club Los Angeles, $49.00
Be hard to keep my itching fingers from...