Decepticons Animated Tshirt

What can we can about this unique shirt?  Its got the classic sign of evil on the front in bright purple and lights up and dances.  What more could you ask for?

The improved TQualiser system includes a lightweight battery pack that is cleverly hidden in a secret pocket in the shirt. The pack gives great battery life and is durable enough to withstand even the wildest night out. With no fussy wires to distract you, you can get on with the serious business of partying and let the TQ Smile make you the focus of any night out - just as you should be!