Make a chain. * Make a single crochet, chain 3, 3 double crochet in same stitch, skip 3 stitches. * Turn and chain 3 at end of row.
2nd Row - * Make a single crochet in chain 3 of 1st row. Chain 3 and make 3 double crochet in same place. *
Source: Woolco Knitting & Crocheting Manual
NOTE: For additional instructions and pictures of this stitch, see How To Do The Crazy Stitch.