Warner Bros secretly hid ringing burner phones inside bakery cakes across multiple major cities to promote The Dark Knight forcing rabid fans to run down public streets wearing…

Viral marketing hits its absolute peak when major studio executives trick innocent citizens into committing mild public disturbances. Alternate reality games blend fiction with the real world so effectively that highly-educated adults will happily humiliate themselves, sprint into bakeries, and dig through frosting just for a crumb of promotional content.