Author, Author! Meet Hollywood's Hottest Scribes

NICOLE RICHIE

The Truth About Diamonds was Richie's debut semi-autobiographical novel that made The New York Times best-seller list. Five years later comes Priceless, a riches-to-rags tale about a spoiled girl who loses it all. "I wanted to write a story about the journey of a girl's life and the story of a girl finding her place in this world, growing up and developing a voice of her own," she told Good Morning America.

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TORI SPELLING

Somewhere between doing her reality show, acting and raising two young children, Liam, 3, and Stella, 2, Spelling found time to write not one, but four books! The New York Times best-selling author followed up sTORI Telling, Mommywood and uncharted terriTORI with her debut picture book, Presenting… Tallulah, a children's tale loosely based on her own childhood.

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JENNY MCCARTHY

The actress has penned multiple books on parenting, autism and her own roller-coaster life. In her latest love memoir, Love, Lust and Faking It: The Naked Truth About Sex, Lies and True Romance, the former Playmate dishes out more of her signature candor – except when it comes to her ex, Jim Carrey. "If he wasn't famous, he'd be splattered all over this book," she tells PEOPLE. "I just have to respect his privacy."

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LAUREN CONRAD

The fashion designer's three-part book deal includes her popular debut L.A. Candy, her second book Sweet Little Lies and coming out Oct. 5, the third installment, Sugar and Spice. "All the characters have become like my friends now," she told PEOPLE.

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JUSTIN BIEBER

Now we know what's going on behind that famous swoosh! The pop sensation has been brainstorming for his upcoming book, Justin Bieber: First Step 2 Forever: My Story. The 16-year-old hearthrob says he's "excited to share just a little bit more of my world" – so watch out, world, Bieber Fever will hit stores on Oct. 12.

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HILARY DUFF

At 23, the newly married star is all grown up – with a multi-part book deal to prove it. Elixir, the first of a series of young adult novels, will be published on Oct. 12. Duff also plans to come out with a non-fiction book about children coping with divorce in 2012.

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SUSAN BOYLE

The Britain's Got Talent sensation – whose wish to sing for the Pope recently came true! – will come out with her autobiography, The Woman I Was Born to Be: My Story. "[I'm] writing this book to try to show that you shouldn’t judge a book by its cover," she told the BBC.

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STEVEN TYLER

Music legend – and newest American Idol judge! – Steven Tyler had a rockin' life as Aerosmith's frontman and an upcoming no-holds-barred autobiography, Does the Noise in My Head Bother You?, to back it up. "This is not just my take – this is the unbridled truth, the in-your-face, up-close and prodigious tale of Steven Tyler straight from the horse's lips," he said of the tome, due out May 2011.

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SHANNEN DOHERTY

"There's a fine line between being a bad girl and being a badass, and Shannen Doherty ought to know," boasts the description for the actress' Nov. 2 book. We're hoping in her self-help tell-all book, titled Badass: A Hard-Earned Guide to Living Life with Style and (the Right) Attitude, 90210's favorite good girl-gone-bad takes it all back to high school…let's start with West Beverly.

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JAY-Z

The hip-hop entrepreneur sticks to the music in his first book Decoded, providing insight and meaning behind the lyrics to 36 of his classic tracks. "Hip-hop lyrics – not just my lyrics, but those of every great MC – are poetry if you look at them closely enough," he says. Translation: Fans will have to read between lines to get the dish on his pop star wife, Beyoncé.

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NICOLE "SNOOKI" POLIZZI

Aside from GTL and disturbing the peace, the Jersey Shore star is a writer at heart. After Tweeting her "mind blowing" news about reading her first book earlier this year, Snooki is now set to pen her first book, tentatively titled A Shore Thing, to be released in 2011. "This book will have you falling in love at the shore," she said in a statement.

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BRET MICHAELS

Essential reading on any tour bus: Roses amp Thorns: The Reality of My Rock amp Roll Fantasy, the tell-all autobiography from Poison's frontman. Due out in 2011, Michaels says he will will chronicle his tales of trials and triumphs. "It gives you the sex, the drugs, the rock 'n' roll, but it also gives you the diabetes. It gives you every aspect of my life and what I'm going through," he told Billboard.com.

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SHANIA TWAIN

Shania Twain can legitimately fill a book with true tales of her difficult upbringing, family tragedy and personal heartbreak – and now, she plans to with her yet-to-be-titled memoir in spring 2011. The multi-Grammy winner says she "began writing this book with a sincere respect for the past, present and future as something never to be taken for granted."