The cause of death for 25-year-old Peaches Geldof has been released: It was a heroin overdose.

A funeral for Peaches Geldof — who died earlier this month at the age of 25 — was held today in Kent, England, at the same church in which she was married two years ago, which is also the same location of her mother's funeral in 2000.

In today's Tweet Beat, Vinny Guadagnino deletes a Vine of him tugging way too hard on a mannequin's wig, Peaches Geldof is remembered and Elizabeth Banks has had enough of her creepier fans.

Socialite/model/TV host/writer Peaches Geldof — daughter of musician Bob Geldof and TV host Paula Yates — has died at the age of 25.

In today's Tweet Beat, Nelson Mandela died. Additionally, Peaches Geldof sympathizes with the homeless.

In today's Tweet Beat, Craig Ferguson is eating some Assman's Cole Slaw, Peaches Geldof maybe should start using Twitlonger and a message to Anika Noni Rose: WE FEEL YOUR PLIGHT.

Glee star and "Frankenteen" Cory Monteith, who's previously been open about his troubled past as a delinquent teenager, has checked into rehab for substance abuse. His rep confirms to People: "[Monteith] has voluntarily admitted himself to a treatment facility for substance addiction [...] He graciously asks for your…

The UK premiere of Breaking Hymen Part 2: Vagina Dentata's Revenge featured a cavalcade of British stars in awful oufits, as well as Kristen Stewart in yet another sheer Zuhair Murad number.

Liza "With A Z, Not Lisa With An S" Minnelli was honored at the New York Landmarks Conservancy awards at the Plaza on Thursday and partied like a sorority girl in a foreign country. Though her beverage of choice is a mystery, Minnelli drank and chain-smoked throughout the night, and by the time she got onstage to…

My Size Barbie and Ken Blake Lively and Ryan Reynolds put on the My Wedding Dream Clothes™ that came in the box with them and stealthily got married on a plantation in South Carolina yesterday. Their friend Bell Sleeves Florence Welch was there to sing in honor of their love, and so—more importantly!—was Hollywood's…

Like every standard employment contract, Britney Spears' back-up dancers were given specific instructions to keep Britney away from drugs and alcohol, if at all possible. The contract states, "Contractor acknowledges that it is essential that [Britney] not be exposed to any alcohol, drugs, or controlled substances."…

What, you mean you weren't aware that there was a major rift between these two style stars? Well, read on til truth makes all things plain.

• Carine Roitfeld finally addressed her infamous blackface editorial: "We take risks. Painting Lara Stone in black, for example. We were accused of being racist, which was totally untrue, since I once did an entire issue on a black model." [WWD]

• Rihanna says it's "fucking annoying" that people keep asking her about Chris Brown.

• Victoria's Secret model and dater-of-Cristiano-Ronaldo Irina Shayk is suing Spanish GQ magazine after it digitally removed in post-production the underwear that she wore for the shoot, and then printed the resulting "nude" photos. [Daily Mail]

• Tragic: Lily Allen has suffered a second miscarriage. She was six-months pregnant.

• Dancing With The Stars premieres tonight, and Bristol Palin (seen here with dancing partner Mark Ballas) took her son, Tripp, to rehearsals over the weekend.

Today in Tweet Beat, Lisa Rinna finds the silver lining in her illness, Coco and her sister resemble one another, and Teresa Giudice wants to know what a ferret is.

Today in Tweet Beat, Michael Jackson's questionably ethical dermatologist Dr. Arnold Klein has been made a consultant for the FDA. Plus, Eric Roberts talks about why he got off the pot.