Is this what happened on November 8th? And can we get the right envelope* as well as an apology?

If It Were a Hollywood Movie, You’d Never Believe It

It is the nightmare scenario of every awards show: “Moonlight” won the Oscar for best picture, but not before “La La Land” was mistakenly announced as the winner.

* "The presenters had mistakenly been given the wrong category envelope and when discovered, was immediately corrected. We are currently investigating how this could have happened.”