I've submitted this video to EventHubs but they've used a twitch clip instead keekekekk http://www.eventhubs.com/news/2016/oct/10/best-button-check-all-time-two-dead-or-alive-players-synced-perfectly-choreographed-button-check-dance-fall-classic/
A funny coordinated Double KO button check took place at The Fall Classic 2016.
Executed by players MC Kwiggle and XCaliburBladez.
Streamed at https://www.twitch.tv/funkyp/ on 9 October 2016 - thefallclassicnc.com
This was an official Dead or Alive 5 Last Round Battle Royal 2016 tournament.