TV's most memorable moms

<div class="meta "><span class="caption-text ">Lucille Ball as Lucy Ricardo on &#39;I Love Lucy&#39;    Comedian-actress Lucille Ball and her husband, musician-actor Desi Arnaz, are shown in this undated photo. &#40;AP Photo&#41; (AP)</span></div>
May 6, 2011 11:27:58 AM PDT