Stitch of the Day #18 - Interlocking Shell Stitch

I am not a fan of this stitch... Because it beat my butt. I can't tell at all if it looks right. To me it's a mess. I had a hard time finding the stitches I needed to work other stitches. I had trouble counting my chain. It's clearly a bad day to crochet. *GASP* I know, right? Maybe I'll do it better another day.

My version:

I used this video tutorial by Creative Grandma to make my swatch:

You can find the PDF Pattern here: Interlocking Shell Stitch