http://www.newstitchaday.com/home/2011/3/18/how-to-crochet-the-double-triple-treble-crochet.html This video will teach you how to crochet the double triple (treble) crochet. ;The double triple crochet stitch is a crochet technique that creates a fabric with long posts separated by large eyelets. It is kind of a crazy stitch to perform but it can be useful in making embellishments and openwork.
Bootie Written Instructions http://crochet-mania.blogspot.com/2008/02/blog-post_24.html
Size F Hook
Round 1: 3 SC in 2nd CH from hook. 5 SC in ea of the next 5 Ch's, 6 DC in each of the next 6 CH's. 7 DC in last chain(toe). 6 DC in ea of next 6 CH's, 5 SC in ea of next 5 CH's. 2 SC in BEG SP, JOIN.
Pattern by Teresa Richardson
Crochet Baby Booty Toe Decrease - Slow Motion
Round 2: CH 3, 2 DC in same SP, DC in next ST, 2 DC in next ST. DC in each of the next 11 stitches. (Toe Increases) 3 DC in next ST, 1 DC, 3 DC in next ST, 1 DC, 3 DC in next ST, 1 DC, 3 DC in next. DC in each of the next 11 stitches. 2 DC in next ST, 1 DC in next, JOIN.
Round 3 & 4: CH 3, in the back loop, DC in each of the next 45 ST's. (46 stitches)
Cut yarn, Sew in Tails.
Booty Toe Top
Row 1: Work 27 DC evenly across toe with 4 decreases at toe center. Start with the decreases after about 9 double crochet. (23 double crochet after decreases)
Row 2: Evenly DC across 23 DC with 3 decreases at toe center. Start the 3 decreases after 8 DC. (20 DC after the 3 decreases)
Row 3: Turn baby booty wrong side out. HDC joining on opposite side with a SL ST.
Round 1: Ch 2, 31 HDC evenly around booty opening.
Round 2: CH 3 for first HDC, CH 1. Work 15 more HDC, CH 1 evenly around booty top. (16 HDC, CH 1) This will be the row for weaving in a tie or ribbon to tie booty.
Round 2 & 3: CH 4, DC in same ST for first V stitch, DC, CH 1, DC in next HDC for next V stitch. V stitch in each of the remaining HDC around, join. When rows are finished, cut yarn and sew in tails.
CH 70, SC in each chain, cut of yarn and sew in tail.
Weave the crochet tie or ribbon in-between the open HDC row.
Booty Toe Decrease - Slow Motion