It might not be pink, or Hello Kitty but it is one of those great function-over-fashion "must have" gadgets.
Coleman, the mighty kings of camping gear, have designed a headrest powerworks power inverter to convert DC power from a 12v car lighter or 12v power port into 110 AC power for operating or charging portable electronics like cell phones, DVD players, laptops and handheld gaming units. Just strap on the powermate to the back of a headrest with the included velcro straps and you're good to go.
For only $39, this power bar will help keep all your backseat drivers occupied. Now if only Wi-Fi becomes mainstream in all cars, I'll be able to cruise and surf at the same time!