News Demi Lovato Pumps Herself Up Before a Show in the Most Inspiring Way By Alex Ungerman 4:31 PM PDT, September 2, 2015 Instagram Demi Lovato seems to have the most amazing pre-show ritual!While preparing for her performance at last Sunday's MTV Video Music Awards, audio captured the 23-year-old singer repeating the phrase "I am enough."WATCH: Demi Lovato on Her Sexy Album Cover: 'I Have Never Been More Confident in My Life'Demi saying "I am enough" before her #VMA performance (her mic audio was being played over the stream) pic.twitter.com/oq4moTpSGH— Demi Lovato News (@itsohsodemi) August 31, 2015You have to love Demi's powerful messages of self love lately! The "Heart Attack" singer actually told ET at the VMAs that it's a big part of why she named her upcoming album, "Confident.""I wanted something that was going to best represent the album title, where I'm at today and the music," she explained.WATCH: Demi Lovato Admits She Was Once 'Super Jealous' of Miley Cyrus"I've never been more confident in my life and it was the perfect album title," Demi continued. "I feel like it's really important to love yourself no matter what your flaws are."Demi has struggled with substance abuse issues and an eating disorder in the past, and often credits 35-year-old boyfriend Wilmer Valderrama for helping her through.Back in July, the actor expressed full confidence in the path his girlfriend is on.WATCH: Demi Lovato on Being a Role Model and Staying Strong in Recovery"I think Demi is on a path for, you know, mega-stardom," Wilmer told ET. "I think she's gonna redefine pop culture in a level that people can't even expect next year, for sure."Demi's VMA performance did have some critics due to an appearance by rapper Iggy Azalea. Watch what Iggy had to say to the haters below.Iggy Azalea Responds to the VMA Haters: 'I'm Very Relevant'