Huge thanks to ArchiveTaxi for the video. There is another video that covers the same panel, but the audio is faint and pretty far from Puffy. Not really anything enlightening and the translator had problems talking under Ami and Yumi.
Additionally Warner Brothers did a quick promo video for Teen Titans Go. Definitely not a lot of polish and it feels somewhat last minute, but Ami and Yumi seem to make the most of it: