Row 1: Single crochet in 2nd chain from hook and in each chain across – 19 stitches.
Row 2: Chain 3, turn, double crochet in next stitch and in each stitch across.
Row 3: *Chain 3, turn, single crochet in each of next 2 stitches; repeat from * to the last stitch, chain 3, single crochet in the last stitch.
With sewing needle and thread, sew button to top right hand corner of Collar. Use spaces between stitches as buttonhole.
With fingers, weave in ends.