Blitzwing slows down as she stops, and then something rather odd happens.

The jet, still a few feet above ground, transforms into a tank and touches down with a giant crash, completely stopped. "Zhe name is Blitzving," an angry voice says defensively. "Und I vas merely asking! You bare a resemblance to someone of zhe same name vhere I come from."

And it seems like they had history.