The music mogul was set to work with the Hollywood actress and her husband Will Smith in a search for the world`s greatest DJ, but the project was ditched after Simon demanded top billing and Jada`s production company Overbrook Entertainment refused.
The couple split up in 2009 after Chris assaulted his then girlfriend but have kept in touch and after Rihanna reached out with a supportive message before his recent probation hearing, Chris texted Rihanna to compliment her on her latest single `Diamonds`.
The British comedy actor - who split from Katy Perry after 14 months of marriage in December 2011 - took a small group of people to the Newsroom Café in West Hollywood for a nourishing early morning meal.
The 28-year-old actor - who dated Katy for 18 months until March 2007 - is believed to have killed his 81-year-old landlady Catherine Davis before leaping to his death from his home in Los Angeles on 26.09.12.
The Rolling Stones guitarist is "shocked and disappointed" to learn Jo Wood - who he split from four years ago after 24 years of marriage - has included items such as a long coat he wore on stage, a custom-made Fender Stratocaster guitar, antique harp, a handwritten letter from his bandmate Sir Mick Jagger and some of his portrait work as part of a sale scheduled to take place at Julien`s auctions in Los Angeles next month.
The soccer star - who suffers from Obsessive Compulsive Disorder (OCD) - hates using public restrooms so he takes a supply of paper protectors with him as he wants them to be as hygienic as possible.
The four-year-old child - the younger brother to her other son, six-year-old Kingston - has been learning the instrument since he was young and likes to pretend he can play it with his mother`s band No Doubt.
The pair split up after Kristen cheated on the British star with `Snow White and the Huntsman` director Rupert Sanders - who is married to model Liberty Ross - but he has decided to give their relationship a second chance and they are now living under the same roof.
The `We R Who We R` hitmaker has revealed that one of her new tracks `Supernatural` was inspired by an erotic paranormal experience.
The 30-year-old singer had been allowed to leave her facility - where she had been receiving treatment for anxiety and stress - on regular occasions to maintain her touring commitments, but has now finished her time there and returned to her family.
The `Rock of Ages` actress and her husband of five years Roberto Zincone - drummer in her former band The Petalstones - are expecting a child together, her representative has confirmed to USMagazine.com.
The `Twilight` actor has topped Glamour magazine`s 50 Sexiest Men of 2012 poll beating a host of famous hunks to take the British magazine`s title for the fourth year in a row.
The `Part of Me` singer - whose divorce from Russell Brand was finalised in July - would have been celebrating her second wedding anniversary on October 23 so instead of getting upset about it, she is planning to threw a huge bash, which will also mark her 28th birthday.
The 37-year-old actress and her husband Will Kopelman welcomed their first child, Olive, last Wednesday (26.09.12) and have asked for privacy during this "special time".
The 44-year-old singer - who lives on a 90-acre estate in West Sussex in the south of England with her husband Michael Lockwood and their three-year-old twin daughters Harper and Finley - recently bought a flock of sheep and is enjoying looking after them.
The music mogul decided to rid his Los Angeles mansion of negative energy after a friend recommended he try out the strange treatment and Simon is excited about seeing the results.
The `Judas` singer - who recently confessed to gaining 25 lbs in weight - posted a picture of herself in her underwear on website littlemonsters.com with a caption revealing she has had body issues since she was a teenager.
The `Elysium` star - who raises children Alexia, 14, Isabella, six, Gia, four and 23-month-old Stella with wife Luciana Barroso - has no trouble encouraging his daughters to eat their greens but finds he lags behind them when it comes to doing the same.
Chris tested positive for marijuana during a test hearing in Virginia recently, violating his probation in relation to his assault on Rihanna in 2009 and the `You Da One` singer is happy to defend him at the Los Angeles Superior Court, asking the judge not to set a date for a hearing because he is sorry for his actions.
The legendary `Moon River` singer passed away on Tuesday (25.09.12) after a year-long battle with bladder cancer aged 84.
The couple split during the summer when it was revealed Kristen had been cheating on Robert with her married `Snow White And The Huntsman` director Rupert Sanders but are now trying to get their romance back on track, though the British actor is still unsure he can forgive his girlfriend`s behaviour.
The 36-year-old actress - who has two children, Ava, 13, and Deacon, eight, from her marriage to Ryan Phillippe - and her husband Jim Toth welcomed Tennessee James into the world earlier on 27.09.12.
The rapper is facing more embarrassment as another X-rated video is allegedly being shopped around which shows him participating in a 40-minute lovemaking session with a beautiful brunette.
The `If I Had a Gun...` hitmaker - who has daughter Anais, 12, with ex-spouse Meg Matthews and sons Donovan, five, and 23-month-old Sonny with his wife Sara MacDonald - wishes his kids didn`t have to grow up and find pals of their own, because they are so close.
The cage fighter was dumped by the TV star earlier this month after a series of arguments - one of which resulted in Alex being arrested - and since the separation Chantelle has not allowed him to have any alone time with baby Dolly.