Twitter Embedded Grid
Sign into TweetDeck. Click the plus (+) sign on the left. Select Collection. Give you Collection a name and then Save. Drag and Drop tweets into the collection. On top of the collection box click on the drop-down symbol. Click on Share and select Embed Collection. Click on copy code and paste in a text editor. Select only the URL from this code (delete all the other bits/styling) and past it in the Collection URL.