This app lets you watch YouTube videos with friends in iMessage

EXCLUSIVE: An iMessage app that lets you watch live videos from sites like YouTube or Twitch with friends called Let’s Watch It! launched today in the iOS App Store.
Version 1.0 of the Let’s Watch It! iOS app and iMessage app extension was first made available in the App Store March 1. But an update released today adds front-facing camera and microphone access so you can watch and hear another person watching a video.
Let’s Watch It launches with YouTub