Sweet! It&#39;ll only &lt;em&gt;look&lt;/em&gt; like you slaved over these thanks to our easy birthday cake design ideas. Plus, check out our cool &lt;a href=&#34;http://www.parenting.com/tags/birthday-parties&#34;&gt;birthday party themes, games, and tips&lt;/a&gt;! &lt;br&gt;&lt;em&gt;By Karen Tack, photos by Kenneth Chen&lt;/em&gt;