Jessica Alba's favourite time of day is cuddle time with her son.

The 'Sin City: A Dame To Kill For' star absolutely adores spending time with seven-week-old son Hayes and says she has ''never been a morning person'' until now.

She wrote on Instagram: ''I've never been a morning person.... until now. Our morning feeding/cuddle is my favorite time of day. #morningsunshine (sic)''

Jessica and Cash are delighted to have a boy in the family now and big sisters Honor and Haven have bonded with their little brother already.

A source shared: ''Cash was rooting for a boy, and they are happy about their little miracle ... Jessica thinks that the process has been much easier so far because she has been a mom for years now. The girls are really excited to have a brother and already obsessed with him.''

And the couple are ''over the moon'' by the arrival of their new baby.

The insider added: ''Jessica and Cash are over the moon and in love with their baby boy, Hayes. Jessica had a smooth delivery on New Year's and was able to go home quickly, which she was very happy about. She keeps saying that 'third time's a charm' and how excited everyone is to have a boy in the family. Cash was rooting for a boy, and they are happy about their little miracle ... Jessica thinks that the process has been much easier so far because she has been a mom for years now. The girls are really excited to have a brother and already obsessed with him. Hayes has even had many visitors come to the house already, and everyone thinks he looks a lot like Cash.''