Right in Der Fuehrer's Face! Invest Now... Buy More Bonds" poster
The pattern
This still is filed under War-bond ask.
Define
Money is requested as duty. The instrument is financial. The motive is belonging to the effort.
Mechanism
Civic purchase. The buyer is not shopping. They are enlisting with a wallet. Price is framed as participation.
Verdict
A public or communal instrument needs wide subscription and the stake is genuinely shared.
Why it works
It capitalizes on the popular novelty song of the same name, using humor and satisfying, literal violence to motivate a financial transaction. The slogan at the bottom uses guilt and contrast to make the financial sacrifice seem trivial.
Steal this when
You can tap into a widely known pop-culture reference to provide catharsis and frame your call to action as a strike against a shared enemy.