The Story behind Michael's name

We have been getting this question a lot about Michael's name and why we call her Michaella.
Gil and Kelly had originally called her Michal but before she was one year old, Gil and Kelly decided to change her name to Michael.

Gil and Kelly started to call her Michaella when she was five. Michael doesn't mind being called Michaella.
On Why we call her Michaella?
Ever since we started this blog, We have always called her Michaella.
Which would you prefer Michael or Michaella?