Simone Battle's father, Anthony Battle recently expressed to TMZ his shock and disbelief over his daughter's suicide.

"It's possible she may have had an invisible disability," Anthony said about his daughter's death.

TMZ reports Anthony describing his daughter as a jovial spirit prior to her death. According to Anthony, the G.R.L singer displayed no signs of depression.

"In fact, he [Anthony] says Simone was excited about where her career was heading. G.R.L. had recorded and released a song with Pitbull earlier this year," the TMZ article reads.

Simone's friends were also shocked to learn of the former "X-Factor" contestant's suicide. Simone's friends texted the singer the night before her death and according to them, she seemed fine. [TMZ]

On Friday, Sept. 5, Simone's boyfriend found her dead in her bedroom hanging in a closet, Hollywood Life reports.

Following the news of Simone's death, her record label issued a statement that reads, "Simone was an exceptional young talent and human being, and we are all devastated to learn of her passing. Our thoughts and prayers are with her family and loved ones at this time." [PEOPLE]

The Hollywood Life reports, Simone auditioned for "The X-Factor" back in 2011. During her audition, she performed "When I grow up" by The Pussycat Dolls. Though she was eliminated when she reached the Top 17 contestant round, Simone later went on to become a group member of G.R.L. 

During an interview with People back in April, Simone talked about joining the G.R.L. girl group.

"We'd all been pursuing careers in the industry on our own, but once we found each other, we realized we wanted to do it together. It felt so right. The chemistry was perfect," she said.

Simone Battle died at the age of 25. Her fellow "G.R.L.bandmates, her fans, and "The X-Factor" judges all took to Twitter and Instagram to express their sorrow over Simone's tragic and sudden death.