Oh no she didn’t. Sorry couldn’t help myself. Baby hoodie with a peek a boo openwork skull at the back of the hood. Sized for babies small up to 18 inches. Medium Up to 22 inches, and Large up to 24 inches around. Pictures of almost every step Use buttons, or a jacket zipper. Written in US Crochet terms. The Gauge is based on my crochet tension, and I tend to be looser than Standard.
Stitch count for the neck on the hoodie It says 3x, should be 4x
Row 2
11 dc, (dc 2 tog, 2 dc)4x. Dc 2 tog. 12 dc. (12 sts on each front neck, 13 sts on back neck)
What you should have at the end of this neck row is 12 sts on each front neck . 13 sts on the back neck.
When You make the teeth on the back neck the first and last sts of the teeth share the same st as the end st of the front of the hood.
I also see I missed a #4 on the first row of the front of the hood

Front section of hood
Row 1 Small skulls
Join Skull color. Ch 4, sk 1, 4 dc. Ch 2, sk 1, 4 dc. Ch 2, sk 1, dc in last st. Ch 1 turn.