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Elton John - "I finally summoned up the courage to say 3 words that would change my life: 'I need help,'" he said, referring to the day he decided to get sober in 1990. "Thank you to all the selfless people who have helped me on my journey through sobriety," he said on Instagram.

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Wendy Williams -

The American talk-show host revealed in front of a live studio audience on March 19, 2019, that she was currently battling her cocaine addiction by living in a sober house.

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Wendy Williams - She revealed that no one else knew about her living arrangements except her now-ex-husband and son—not even her own parents. She then went on to describe her daily routine, complete with Pilates, coming into work, and then a 10 pm curfew.

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Demi Lovato - The singer released a song in June of 2018, titled 'Sober,' in which she reveals she relapsed after six years of sobriety. A month later, Lovato was rushed to the hospital after suffering a drug overdose. She later went to rehab.

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Demi Lovato - In July 2019, however, Lovato celebrated one year of sobriety. 

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Eminem - Eminem celebrated ten years of sobriety in 2018, when he posted a photo on Instagram that included his Alcoholics Anonymous sobriety coin with a Roman numeral X in the center.

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Eminem - The rapper opened up to MTV in 2013 about his addiction to prescription drugs. Eminem shared that the most challenging period for him was 2007, when he nearly died of a methadone overdose.

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Drew Barrymore - In a 1989 interview with People, Barrymore revealed that she began smoking pot at 10 years old and at 12 she took up cocaine. At the young age of 13 she had already gone through drug rehabilitation twice.

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Fergie - The former Black Eyed Peas singer shared on 'Oprah Winfrey's Next Chapter' that she was originally addicted to ecstasy but eventually moved on to crystal meth. She said that her recovery was thanks to therapy and soul-searching.

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Johnny Depp - Depp has never enjoyed being in the spotlight and turned to alcohol to soothe his discomfort with fame. He has been very candid in interviews over the years about his longtime problems with substance abuse.

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Lindsay Lohan - Years after her days as a child star in the beloved film 'The Parent Trap,' Lohan struggled with addiction to cocaine and alcohol for much of her adult life. She had extensive DUI arrests, jail time, and stints in rehab.

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Robert Downey Jr. - The 'Iron Man' actor first tried drugs at the age of six. In 1996 he was arrested for heroin and cocaine possession. Downey continued to struggle with addiction until he completed a 12-step program in 2003 and took up meditation.

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Mary-Kate Olsen - The former 'Full-House' child star Mary-Kate Olsen was eventually sent to rehab for cocaine addiction and anorexia in 2004.

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Angelina Jolie - The stunning actress was addicted to heroin and cocaine in the 1990s. In 2011, Jolie told '60 Minutes,' "I went through heavier, darker times and I survived them. I didn't die young. So I'm very lucky."

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Robin Williams - In 1988 Williams told People: "Cocaine for me was a place to hide." He struggled with drug addiction and alcoholism in the 1980s but quit cocaine in 1982. Much later Robbins relapsed and checked himself into a rehab for cocaine just a few weeks before his tragic suicide in 2014.

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Nicole Richie - Richie sought excitement in cocaine at the age of 18. She later moved on to heroin by her early 20s.

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Kirsten Dunst - The 'Spider-Man' actress has been caught with drugs on multiple occasions. Dunst has checked in and out of rehab for alcoholism and drug addiction many times over the years.

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Philip Seymour Hoffman - The Academy Award-winning actor turned to drugs and alcohol throughout adolescence. After a relapse in 2014, Hoffman tragically died from a combined drug overdose.

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Jamie Lee Curtis - Curtis has been candid in interviews about her past struggles with opiate addiction. In an essay for HuffPost, the actress revealed that she, "sought to kill the emotional and physical pain with painkillers. Kill it. Make it stop.”

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Zac Efron - Zac Efron has gone to counseling for his extensive battle with drug addiction and alcoholism in his 20s. In 2014 he told The Hollywood Reporter, "It's a never-ending struggle."

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Macaulay Culkin - The 'Home Alone' child star was arrested for Xanax and marijuana possession in 2004, and for years many rumors were floating around that he was addicted to heroin.

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Whitney Houston - The legendary singer battled with a cocaine addiction for many years, and it was ultimately one of the contributing factors in her tragic death in 2012.

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Edie Falco - Falco's own struggle with alcoholism has played a part in inspiring her role as a painkiller addict on 'Nurse Jackie.'

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Farrah Fawcett - The iconic bombshell suffered from drug and alcohol addiction for years. This sent her promising acting career through many twists and turns.

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Matthew Perry - In 2013, the 'Friends' actor told People that he suffered from a prescription pill addiction after he had a skiing accident. He has also been open about his struggles with alcoholism.

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Anna Nicole Smith - The actress and former Playboy bunny died in 2007 from a combined prescription drug overdose.

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Michael J. Fox - After he was diagnosed with Parkinson's disease in 1991, the actor became addicted to alcohol as an emotional escape.

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Brittany Murphy - The stunning actress tragically died in 2009 from the use of multiple prescription pills, anemia, and pneumonia.

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Brad Pitt - During an interview with GQ Style in 2017, the actor revealed that he has used alcohol and marijuana in excess throughout much of his life. Pitt stated, "Truthfully, I could drink a Russian under the table with his own vodka. I was a ­professional. I was good."

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Marilyn Monroe - The iconic actress and beauty queen died from a prescription pill overdose in 1962. Monroe had used prescription drugs throughout the years to ease her crippling stage fright.

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Mischa Barton - 'The O.C.' star has unfortunately received more attention in the press from drug arrests than her acting. She has been charged with a DUI and multiple marijuana possessions. In 2009 she was sent to a psychiatric ward.

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David Hasselhoff - The 'Baywatch' star became addicted to alcohol in the early 1970s. In 2002, he fled a rehab center wearing only sweatpants.

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Lady Gaga - In 2016, the singer opened up about her past addiction to marijuana on the Elvis Duran radio show. During the interview, Gaga said that while weed is not the worst drug out there, "it's ultimately... a form of self-medication."

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Ed Harris - The actor struggled with a drinking problem during his time playing the lead role in 'Pollock.'

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Elizabeth Taylor -

One of the greats from Hollywood's Golden Age, she deeply struggled with drug addiction and alcoholism throughout much of her life.

See also: Remarkable geniuses who've battled addiction

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