Nothing But Software offers the Dane-Elec TRON Legacy 8GB USB 2.0 Flash Drive
, model no. TR-Z08GLWPTP-C for $10.67 with free shipping. That's $1.37/GB and the lowest total price we could find by $2, outside of the price below. It features sound effects and lights and is compatible with Mac and Windows.
A close price: Amazon offers it for
$10.98 with free shipping for Prime members. (Non-members can spend $25 or more to qualify for free shipping; otherwise, shipping costs $8.02.)
Update: Amazon trimmed its price for its Prime members to $9.26 with free shipping.