Entries seem to have dried up so its time for judging. Its disappointing to note that no-one picked up that the US Cavalry's scheme to avenge General Custer involved an Indian Elephant. However....
Third Place....
Nutloose: Though the British secret service had Little Nellie on their secret weapons list, the US CIA just had to go one bigger..
Second Place:
Buster: And when he swings his trunk, the interrupter gear kicks in so I don't shoot it off!
Winner:
Valmorna: A thought from the Rear Gunner: ' That's OK for you bl00dy Mid-Uppers . . . '
(I must add that Valmorna's Rear Gunner gag came well in advance of Buster's almost identical effort).
Away you go Val!