Heroin Addicts, Coke Fiends & Celebrity Stoners -- Hollywood Drug Dealers Tell All!

Hollywood is a city of broken dreams, and many can be blamed on the rampant drug abuse within certain circles of show biz. Now, the suppliers to the stars are speaking up, and we're listening. From Charlie to Lindsay to Brad and Angie, take a look at who in Tinseltown's been shooting, snorting and smoking, right here on RadarOnline.com.

Before heading to rehab this spring, Lindsay Lohan frequently "ordered cocaine and pills," her alleged dealer, a man who calls himself David Joseph, recently told Star magazine. "Her favorite was Molly, MDMA, which was the extra pure pharmaceutical ecstasy."

Brad Pitt has admitted to marijuana use, and one dealer who knew him in the early 90s told the National Enquirer, "You'd walk into his house and there were different grades of dope and lots of bongs and smoking paraphernalia sitting on a table."

George Clooney's ex, Elisabetta Canalis, was named in an investigation into drug dealing and high-end prostitution in nightclubs in Milan, Italy.

A close friend of Matt Lauer's from the mid-80s, who passed a lie detector test, told the National Enquirer that he sold cocaine to the Today show host five or six times and also snorted the drug with him.

Joe Francis' former assistant, Ryan Simkin, publicly claimed he bought cocaine and ecstasy for Paris, which she smuggled onto a flight inside a Camel cigarette box stuffed into her vagina.

Angelina Jolie's former drug dealer, Franklin Meyer, says he would meet Angelina two to three times a week to sell her drugs. He told Life & Style, "She would snort the heroin and cocaine in front of me."

A man claiming to be Charlie Sheen's drug dealer told investigative journalist Ian Halperin that he regularly delivered kilos of cocaine to the actor's home. The man, "JR Smith," passed a polygraph test, as RadarOnline.com reported.

A man claiming to be Charlie Sheen's drug dealer told investigative journalist Ian Halperin that he regularly delivered kilos of cocaine to the actor's home. The man, "JR Smith," passed a polygraph test, as RadarOnline.com reported.

This aging disco diva recently missed a big-bucks appearance after having cocaine delivered to her Vegas hotel room, a dealer claims. She locked herself inside with her stash and refused to come out.

In 1999, Angelina Jolie's dealer videotaped her discussing her love of S&M during one drug-filled hang-out session, according to an interview in Life & Style.

Whitney Houston's one-time dealer claims he saw her and her daughter brawl over Whitney's cocaine habit in August 2010, one year before she died.

A man calling himself DJ claimed in Star magazine that he sold cocaine to Whitney Houston just hours before her death.

I've been backstage at the Oscars to make a coke score," one dealer told the National Enquirer. "I've been to TV sets and film sets and I could draw you a map of the mansions of the biggest stars in Hollywood."

An Inglewood, California, drug dealer named T-Mac told RadarOnline.com in 2011 that he helped Brooke Mueller score cocaine. "She asked me if I knew where she could get a bump,” he claimed. “At first, I thought she was po-po, you feel me, but she told me she just wanted to get high. So I went for it."

This reality star demanded cocaine from strangers at a house party during a night out of town away from the prying eyes of his significant other.

One dealer told the National Enquirer that in the late 90s, Charlie Sheen "had a psychotic break" and threatened to shoot himself in the head during "an all-night party at Charlie's place in Malibu with lots of cocaine and booze."

In September 2010, Whitney purchased $1,000 worth of cocaine before the Keep a Child Alive Black Ball in NYC, her former dealer told Star magazine. "She was high as hell at that black-tie event!"

One dealer told the National Enquirer that Nicole Richie used to go "wild" on heroin, and once "sent a guy to the hospital during a barroom fight after she slammed a glass into his face."

This C-list celebrity got his B-list singer girlfriend hooked on heroin and ruined her career, his dealer claims.

One drug dealer told the National Enquirer that he traveled thirteen hours by train from Switzerland to bring Whitney Houston $6,000 of cocaine and Adderall before her concert in Copenhagen in June 2010.

Lindsay Lohan spent at least $15,000 on drugs, according to a man who claims to have been her dealer.

Amanda Bynes' marijuana dealer told sources he dropped her after she stole his stash, as RadarOnline.com reported.

One dealer claims this C-list actress with an A-list spouse regularly requested full-body massages after getting her cocaine delivery.

One dealer claims this C-list actress with an A-list spouse regularly requested full-body massages after getting her cocaine delivery.

When Kirstie Alley was high on cocaine, one source told the National Enquirer, she "was living like some whacked-out hippie in a tent. She wasn't working … her life had come down to snorting cocaine and sitting inside this dark tent."

One man claiming to be Lindsay Lohan's dealer says he eventually had to cut her off. "Lindsay wasn't monitoring what she was taking …" he explained in an interview with Star. "I feared she would do a line of coke after some pills and then be dead."

. Brad Pitt was also a regular customer at a drug paraphernalia shop called 2000BC, one source told the National Enquirer, and even once spent $1,500 on a dozen bongs as a gift to the cast and crew of a film he'd just finished.

This action star regularly spent nights doing cocaine and discussing conspiracy theory til dawn with his dealer, the dealer claims.

This action star regularly spent nights doing cocaine and discussing conspiracy theory til dawn with his dealer, the dealer claims.

Backstreet Boys singer Nick Carter once claimed Paris Hilton was a pothead and smuggled marijuana across international borders by hiding it in a teddy bear.

Angelina was so close to her dealer, Franklin Meyer, that they would go out to eat and go shopping together, he told Life & Style.

Angelina was so close to her dealer, Franklin Meyer, that they would go out to eat and go shopping together, he told Life & Style.

"One crack-using actor kept trashing hotel suites in Maui," one dealer told the National Enquirer. "Finally, we partied on a private beach, where he held an orgy one night."

Angelina Jolie's one-time dealer, Franklin Meyer, says she did coke before doing a spaced-out, rambling interview on The Charlie Rose Show on January 14, 2000.