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'
The story focuses on gender identity and expression
OneUp impressed the judges with their version of 'Can't Help Falling in Love'
The 'Golden Hour' singer has been an outspoken ally
