Early during the episode, furious which the Scoobies hid their intend to resurrect Buffy, Spike grabs and briefly manhandles Xander, despite the implanted microchip that stops him from harming people ("The Initiative"); on near assessment, Spike could be observed to wince through the pain the chip inflicts for his actions, http://andrerroke.blogzag.com/14005134/the-best-side-of-zoo-tv-show