For in-store pickup only, Best Buy offers the Disney Infinity Phineas and Ferb Toy Box Set for $9.99. That's $1 below our October mention and the lowest price we've seen. (It's a current low by $11.) This set is compatible with PlayStation 3, Xbox 360, Nintendo Wii, Wii U, and 3DS.
Orders placed by December 24 at 4 pm local time will be ready in time for Christmas.