The twins born to the super cou[ple of Brangelina are no accident.It is reportedly said that Pitt and Jolie used in-vitro fertilisation to conceive twins Vivienne and Knox.This is because they wanted to have more babies.Jolie has often said that the couple wanted to raise a large family while they are still young.
The IVF procedure which could cost around $12,000 rises the chances of having twins from 1% to 25%.