"We had these stubby beer bottles," said Shipley, the group's newsletter editor. "We'd drink the beer before we took off, and then over a target, we'd drop the stubby bottles. I don't know how, but those bottles had the same whistle as our 100-pound bombs.
"We'd drop bottles and then quit. The Japs would get confused in their counting and think the bombing was over. They counted the whistles instead of the explosions. They'd turn the lights back on, and we'd bomb them again."
Read the whole thing....
http://www.knoxnews.com/news/2008/nov/01/seahorse-reunion/