Episode 40 of Transformers Animated, titled "That's why I hate machines",
was first aired in the US and Canada on the 9thd May 2009.
The episode saw Ratchet and Captain Fanzone transported to Cybertron and included several background characters including
Grandus, Flare-up, Tracks, Huffer, Perceptor, Alpha-trion and Arcee. It also saw the
return of Shockwave including him transforming into his true colours, i.e his purple colour scheme.
