These ones are all messed up –
<div class="textwidget"><img src="https://whollykao.com/wp-content/uploads/2012/07/spacer_10px.png" alt="about" title="1-about" width="225" height="30" class="aligncenter/></a>
<div align="left"><a href="https://craftgawker.com/post/archive/whollykao/" onclick="javascript:_gaq.push(['_trackEvent','outbound-widget','https://craftgawker.com']);" title="my craftgawker gallery"><img src="https://static.craftgawker.com/images/badges/spool2-150x150.png" alt="my craftgawker gallery" /></a></div>
<img src="https://whollykao.com/wp-content/uploads/2012/07/spacer_10px.png" alt="about" title="1-about" width="225" height="10" class="aligncenter/></a>
<a href="https://www.estiemade.etsy.com" onclick="javascript:_gaq.push(['_trackEvent','outbound-widget','https://www.estiemade.etsy.com']);"><img class="alignleft" style="border:0 none;" title="estieMade_160x500" src="https://whollykao.files.wordpress.com/2012/04/estiemade_160x500.jpg" alt="" width="160" height="571" /></a>
<img src="https://whollykao.com/wp-content/uploads/2012/07/spacer_10px.png" alt="about" title="1-about" width="225" height="10" class="aligncenter/></a></div>
The class aligncenter is the one that needs fixing.
If you use Firefox, view the source code, errors show up red.