Almost as though on cue, something huge and glowing in neon purple comes spinning out of nowhere to slam against the giant's head with a ringing metallic wham. In that second one can see the u.f.o. for what it is; a huge, rocket-propelled hammer. And there's someone attached.

Donnie pulls back with a yelp as the big thing staggers and then swipes a large hand at the flying turtle. He zips back, dropping down onto the car that had nearly smashed into Jules earlier.

"Okay, so that didn't quite go as planned."