Sometimes even Batman doesn't want to be too flashy
This year's prom theme is "A Dark Knight to Remember"
They're all honking at the oldest Batmobile in the front.
They made Christian Bale's stunt double sit in it the entire drive.
That might also be ROBIN 1 from Magnum P.I on the left.
Quickly, Robin, we need to follow Phish around the country.