Name those Siblings # 2

Name those Siblings! Based on their pictures, what do you think these kids are named? And how old are they?

1. Oldest brother:
http://www.istockphoto.com/stock-photo-12047822-serious-teen.php

2. Oldest sister:
http://www.istockphoto.com/stock-photo-5932803-cute-girl.php

3. Oldest Twin Sister:
http://www.istockphoto.com/stock-photo-6604060-smiling-girl.php

4. Youngest Twin Sister:
http://www.istockphoto.com/stock-photo-6560662-expectations.php

5. Youngest brother:
http://www.istockphoto.com/stock-photo-11680359-one-year-old-boy-portraits.php