Click the links below to download three key Maya scripts, TweenMachine, boSmear and Parent To Surface:
TweenMachine is first mentioned in chapter 4 (p.90). It is used to create breakdowns.
boSmear is first mentioned in chapter 6 (p.149). It is used to create smear frames.
Please note that you'll need to download the Parent To Surface script in order for boSmear to function.