Siblings during birth???.

Tiana • 27 mommy of three beautiful girls 10 and 6 and 22 months
I would really like my two daughters to be a part of the birth of their baby sister. Do you ladies think that child birth is too much for a 8 year old and a 4 year old? I've seen a lot of siblings participate in home births and think it's a great way for them to bond.