Not quite was apparently just enough.

While Thundercracker looked grumbly for a moment, Mirage only continued his incantations at a stubbornly persistent pace, droning out the noise from the jet's careless entrance.

Slowly, the both of them resettled, Thundercracker's twitchy wing flaps relaxing back into a less defensive position. Mirage was oblivious, but Skywarp would probably be at the correct angle to catch their content little twitches.

Simply sitting there would even be enough to potentially begin to calm even a interrupting bystander...