Playstation DualShock 3 Wireless Controller
Available from Amazon, this Playstation controller in shocking pink is one option for a gaming girl. It's a simple enough idea, but one your other half may appreciate. For the men out there, you can also buy Playstation or XBox controllers in other styles, including a blue, white, or a camouflage version.
This gift costs $44.96, and is currently on sale.