GameStop offers BandFuse: Rock Legends for PlayStation 3 or Xbox 360 for $29.99. Apply coupon code "SAVER" to bag free shipping. That's $10 under our January mention and the lowest total price we've seen. (It's a price low now by at least $32.) It includes a 1/4" guitar cable and requires a real guitar (not included).
GameStop offers used copies of Battlefield: Bad Company 2 for Xbox 360 or PlayStation 3 for $1.99 plus $3.50 for shipping. That's $5 below our December mention of a new game and about a buck below the lowest total price we could find for a used copy of this first-person shooter.