May be is really silly and newbie question but I have date saved in database like this: 2016-05-06 06:13:52
Then I echoed date on the page like this
date('F j, Y', $row['start_datetime'])
but instead to get date like May 06, 2016
i've got printed date -> December 31, 1969
.. How is this happen? From where I got December 31, 1969?