Hack her Facebook page and have her ask you.
Crack her phone so the cracks spell “Formal?”
Hide a dove in her favorite hat.
Don’t ask. Just assume.
Hire two planes with romantic banners on a collision course.
Get a tattoo of her name and use it as leverage.
Write “formal” all over her college applications.
Eat her lunch and ask while your mouth is still full.
Ask her after the dance is over.
Have your mom do it.