Ava, Luke & Emma Posted on December 27, 2009 by kroakes 0 Hats for Ava, Luke and Emma, On left – the serendipity pattern casting on 31 stitches (should be about right to fit a toddler). The other two hats use the old faithful pattern, casting on 32 stitches. Advertisement Like this:LikeBe the first to like this post.