This is what AEU have been up to the past week or so..

757
G OJIB
Has operated a couple of flights for Air Italy Polska, but returned to LGW last Tuesday
** This was the ‘Iron Maiden’ tour aircraft.**
Returned from these duties 18th March.
Remained in Iron Maiden c/s until around 25th May when it was repainted into all white c/s.

G OPJB
Air Italy Polska operations. spent last weekend at Lasham, presumably maintenance

G STRZ
Iceland Express operations, was in Stansted today

G STRX
bmi ops. went to Tel Aviv today

G STRY
bmi ops, went to Freetown today

737
G STRF
Sterling ops, flew to Florence today from Malmo

G STRH
Sterling ops, flew to Barcelona and Rome today, based in Oslo

No difficulties, just a different type of operation.
Not currently operating any aircraft in their own right (though the Iceland Express flights use Astraeus flight codes, and these are also used for positioning flights etc.).