Okay this is an old idea granted, but here's my twist on it anyway:
EXT. A FIELD
PRINCE PHILLIP, PRINCE CHARLES, PRINCE WILLIAM & PRINCE HARRY ARE IN A FIELD SHOOTING BIRDS.
PHILLIP
I see one!
CHARLES
Where?
PHILLIP
Over there. Okay everyone ready... aim... FIRE AT WILL!
CUT TO:
EXT. GRAVEYARD
WE SEE A TOMBSTONE THAT SAYS, "RIP, PRINCE WILLIAM, 1982-2008"
or alternative ending
CUT TO:
NEWPAPER SPINS ONTO SCREEN
HEADLINE READS "PRINCE WILLIAM KILLED IN HUNTING ACCIDENT"