SpringHeeledJack,
The Global Hawk would have been the mock-up that was on static at the RAF Waddington Airshow. At Waddington it was mocked up to represent a US Navy MQ-4C Triton
Northrop-Grumman MQ-4C Triton | Flickr - Photo Sharing!
Northrop Grumman MQ-4C Triton makes first flight
Global Hawk mock-ups have been a feature at RIAT for a number of years.
2012
Northrop Grumman RQ-4 Global Hawk (FSM)
'EuroHawk' mock-up during 2009
http://i382.photobucket.com/albums/o...T/DSCF6028.jpg
2007
Gallery :: RIAT - Fairford (15/07/07) :: DSC00476
2005
http://janverbeke.smugmug.com/Airpla...RW_2557-XL.jpg