In this week's round up: 

• Facebook tests letting Instagram stories play on the Facebook Story Feed
• TikTok now has 20 certified partners for you to work with
• The long awaited TikTok feature 'Stitch' is here
• Facebook takes shoppable to the next level

Sources: 
https://www.socialmediatoday.com/news/facebook-is-letting-some-users-view-instagram-stories-on-facebook/584772/
https://www.socialmediatoday.com/news/tiktok-launches-marketing-partner-program-for-advertisers/584753/
https://newsroom.tiktok.com/en-us/new-on-tiktok-introducing-stitch
https://techcrunch.com/2020/08/25/facebook-shop-instagram-live-shopping/