ThinkGeek is full of unusual items and now they're throwing a rather unusual deal. They've gathered together five of their top selling items and are then cutting 50% off the prices. Use coupon code HALFLING when purchasing the Portal 2 Plus Turret with Sound, Massive Cosplay Titan Sword, Star Wars R2-D2 Inflatable R/C, Star Trek Limited Edition 24K Gold Pizza Cutter, or the IRIS 9000 Bluetooth Speaker & Speakerphone. Grab the ones you want before this offer's ending on 12/08/2013.