Rock 'n' Roll Arithmetic
I thought I'd try this.
Take two (or more) facts and make an equation. When you add them together you get the answer.
Examples:
Abba + Napoleon = Waterloo
Elton John + The Wizard of Oz = Yellow Brick Road
Post the addition problem without the answer. The person who answers the question earns the honor of posting the next Rock 'n' Roll Arithmetic problem.
Here goes...
The Police + Neil Armstrong =