This little gizmo adds the iconic "sleeping Mac throb" to an ordinary Apple logo decal. The idea for this came about when passing by the Apple Store in Palo Alto, California late one night. After hours, when the store is "asleep," the lighted logos out front pulsate just like a sleeping Mac, and I just about fell over laughing. Unrelated, the following day a friend showed me his new Toyota Yaris, an adorable little economy car whose passing resemblance to the original "jelly bean" iMac was made even more apparent by the Apple logo decal he'd placed on the back window. The two just screamed to be combined...
http://www.instructables.com/id/Throbbing-Apple-Logo-Sticker/