This is the new twitter embedding for WordPress, just copy n paste the twitter permalink reference and away you go, Sweet!
This is a great way of collecting an archive of tweets relative to a post 
https://twitter.com/elliottrichmond/statuses/213159031144071169
“I have used square One for creating my company website. I am very impressed with the excellent level of service given by Rachael and Elliott. I was walked through the project stage by stage and was impressed with the flexibility and commitment given to my company. The video tutorials supplied by Elliott are first class … read more
Thanks for flagging that up. There are many great uses for embedding tweets. Here are a few ideas: http://intranetfuture.com/4-great-ideas-for-embedded-tweets/
Great tips Jonathan, I’ve been favouring tweets based on your advice for a few weeks, now with the advent of this new feature for WordPress I can put them to good use by creating a post about the nice tweets people have tweeted about me