She believes certain things should be kept between two people. "I didn't get too detailed about the specifics because I believe that's only supposed to be between the two people that are in it," thesun.co.uk quoted the 27-year-old as saying.
"I just wanted to encourage people, to let them know that it's okay if they have problems. It's okay if they're going through a situation, they don't have to lay down and die, they can get through it," Perry said. The documentary releases July 5.
Photos: Salman Khan returns from Jodhpur to Mumbai
Pics: Sidharth Shukla-Rashami Desai's sizzling chemistry at TV show launch
Ooh La Lana! WWE Diva flaunts sexy curves in these 30 pictures
15 'peach' perfect photos of Priyanka Chopra at People's Choice Awards 2017
62 going on 16: These photos of Rekha prove she is 'forever young'