Haldaug

<p>This plugin creates a widget that displays excerpts from Wikipedia on the tag pages (the template tag.php). The user can specify multiple languages for the plugin to query using the Wikipeida API. The language that has an article that matches the tag has its article displayed.</p>
<h3>Credits</h3>
<p>This widget is based on the WordPress-Wikipedia-Widget by patlockley: <a href="https://github.com/patlockley/WordPress-Wikipedia-Widget" rel="nofollow ugc">WordPress-Wikipedia-Widget</a></p>


Wikipedia for tag pages

A widget that displays excerpts from Wikipedia articles relevant to the tag on tag-pages. Support for multiple languages.

tomknows

<p>Displays a Micheal Jackson memorial badge in the sidebar of your blog via widget interface or anywhere else via function call. Make the people remember the King of Pop.</p>


KingOfPop

Displays a Micheal Jackson memorial badge in the sidebar of your blog via widget interface or anywhere else via function call.

Wikipedia for tag pages vs KingOfPop