a href="http://www.nytimes.com/2008/04/23/arts/dance/23groebli.html?partner=rssnytemc=rss"img src="http://graphics8.nytimes.com/images/2008/04/23/arts/groebli75.jpg" border="0" height="75" width="75" hspace="4" align="left"/aA member of the famous ice-skating comedy team of Frick Frack, Mr. Groebli cracked up and wowed audiences for nearly 30 years. More...