MyBB Community Forums

For some reason I cannot embed twitter onto my forum

This is the code I have in the Admin CP (attached) It works when I test it but not on the actual forum

here is an example on my forum (last post)

http://www.footyaddict.co.uk/showthread.php?tid=1006

Would appreciate any help

Thanks

Any help anyone?

Replacement :

<blockquote class="twitter-tweet"><a href="$1%"></a></blockquote> <script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>

Example: 

[twitter]https://twitter.com/TheRealStanLee/status/1062753151638372352[/twitter]