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“This is the hardest post I’ve ever had to do…my mom and Kim’s mom was pregnant with us at the same time in Columbus …I have never known a life without Kim Porter from kindergarten through all of our life long experiences in high school, having matching BMWs or her being the biggest believer in me making it as a producer and us getting out of Columbus to be somebody ..and we made it!!” he wrote.

“We were inseparable I feel like a part of my soul has been taken away ..most people don’t know that Zoe Saldana played the role of Kim in ‘drumline’ as nick cannon played my character ..we sawPurple Rain15times in the theater and if you knew her you knew a strong beautiful smiling gangster angel !” he continued. “I know GOD is perfect but sometimes even perfect can make a mistake. I send prayers out to the kids and our family and my brother @diddy this is a hard one but we will get though it love you @ladykp.”

Austin said he approached Fox Studios with the idea about making a movie based on his experiences in high school marching band.

RELATED VIDEO: Sean ‘Diddy’ Combs Lays Ex-Girlfriend Kim Porter to Rest in Her Georgia Hometown

Austin, who shares 21-year-old son Tron with TLC’s Rozanda “Chilli” Thomas,attendedPorter’sfuneralheld in Columbus on Saturday, according to TMZ. Porter’s ex-boyfriend and father of her children,Sean “Diddy” Combs, organized the arrangements for the ceremony andMary J. Blige,Kimora Lee Simmonsand actress Tichina Arnold also attended.

Shortly before Porter’s funeral began on Saturday, Combs honored her with an emotional note.

“Today we lay to rest our ANGEL,” he wrote on Twitter. “Her spirit lives on with us FOREVER!!! We thank you all for your prayers and support. You have no idea how much it means to us. We thank GOD for all of you.”

Kim Porter and Sean “Diddy” Combs.Chris Polk/FilmMagic

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The couple, who began dating in the ’90s, had three children together throughout their on-and-off-again relationship: son Christian, 20, and 11-year-old twin daughters D’Lila Star and Jessie James. Additionally, Combs raised Porter’s eldest child Quincy, 27, and considers him a son.

Porter and Combs broke up in 1999 and battled in court over child support for Christian; Combs also dated Jennifer Lopez for two years before he and Porter reconciled in 2003. They split for the final time in 2007.

Kim Porter with Sean “Diddy” Combs and their children.Charley Gallay/Getty Images

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Combs is also the father of two additional children — son Justin, 24, and daughter Chance, 12 — whom he shares with exes Misa Hylton-Brim and Sarah Chapman, respectively.

In a statement released to theAssociated Presson Friday, Porter’s family remembered her as “a loving mother and devoted friend.”

Porter was found dead in her home on Nov. 15 at the age of 47. As of Monday, hercause of deathremained unknown following the completion of an autopsy.

On Nov. 15, officers were alerted after a woman was found unresponsive in Toluca Lake, California. She was declared dead at 11:40 a.m. local time. The Los Angeles County Sheriff’s Office confirmed Porter’s deathin a statement.

Kim Porter.Venturelli/Getty

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A rep for Combs confirmed Porter’s death to PEOPLE at the time, saying, “Sadly, I can confirm the passing of Kim Porter. I ask that you give the families privacy at this time.”

source: people.com