Harry Styles, Serena Williams will also help curate the annual party
The social networking site invites people to share their stories
The actress reveals 'I cried a lot'
Drew Barrymore, Faith Hill also on board for the series
The comedian has been married twice before
The inductees will be chosen in December
There will be a post-film panel discussion
The couple met at a singles event in New York in 2010
This is the second Gallagher family member to depart the series
The pop star is stepping back after the commercial failure of 'Witness'
