What you will need-
~ One tragrically out of date bright yellow T-shirt.
~ Conductive thread (Free Conductive Thread
~ Conductive wire.
~ Thread- Various colors.
~ 9V Battery/Terminal.
~ Soldiering iron/Solder.
Now that you have acquired/borrowed/stolen (No don't steal them, just borrow them, until you can replace them.) these items, move onto the design.