Update, Thursday 9:25 a.m.: Mr. Yuk&rsquo;s visit to Green Lake has been canceled. &ldquo;&rdquo;I&rsquo;m very sorry, but I can&rsquo;t make it today because of rain,&rdquo; he wrote on our facebook wall. &ldquo;I can&rsquo;t get my big green noggin wet! Next week&rsquo;s forecast looks great though.&rdquo; By&nbsp;Shelly Najjar Tomorrow (Thursday, June 30, 2011)&nbsp;Mr. Yuk will be visiting Green Lake at 12:30 p.m., weather permitting. According to the&nbsp;Washington Poison Center (WAPC), &ldquo;the only thing that would stop him is rain!&rdquo; Mr. Yuk is famous for the green-faced stickers and the slogan, &ldquo;Mr. Yuk Means No.&rdquo; Photos of his appearances in the community...