This undated photo courtesy of Underwriters Laboratories/Jonathan Cohon shows mom Andrea Gritis, right, and mom Maegan Shipp, left, as they watch Lillian Cetera, 1, standing in the background, ... more 
This undated photo courtesy of Underwriters Laboratories/Jonathan Cohon shows mom Andrea Gritis, right, and mom Maegan Shipp, left, as they watch Lillian Cetera, 1, standing in the background, Jennifer Gritis, 2, seated in pink suit, Jackson Cetera, 4, foreground, and Ryan Gritis, 4, seated right, as they play in a baby pool in Lisle, Illinois. For many, Memorial Day's unofficial start of summer means grilling, pool parties and kids wildly happy to be at the end of another school year. less 
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Associated Press | Photo By Underwriters Laboratories, Jonathan Cohon
Mon, May 23, 2011 3:30 PM EDT