Ratchet: Okay, lets see here, ratchet... ratchet... RATCHET! Wheeljack: You're Ratchet, I'm Wheeljack! Ratchet: ...Just hand me the tool, Gears-for- Brains.
Sparkplug is definitely, "more than meets the eye."
Face it Soundwave. All in all, its just another brick in the wall.