Jessica Sager

Celebs are under a slew of scrutiny about their bodies, so it's not surprising that their weight loss can be pretty extreme at times. Whether or not these famous faces were even overweight to begin with (many looked great with meat on their bones) is up for debate, and for some celebs, their weight loss was more dramatic than healthy...

Considering Twitter is the easiest medium for which celebs to communicate with fans, the press and one another, it's no surprise that a lot of famous folk are sort of addicted to it. So much so that when they leave, they come right back.

It's hard to imagine A-listers having roommates because, well, they're loaded. But when even the biggest stars on the planet were first starting out, they needed to split the rent and utilities -- and they had other future celebs to help.

In a town where no one ever hears "no," it's no wonder why some celebrities have a tough time with addiction. However, along with fame, power and enablers come the resources to kick bad habits and get clean. Here are 10 celebs who sobered up and soared to superstardom after getting help by taking it one day and one step at a time...

When Charlie Hunnam was announced as Christian Grey in the 'Fifty Shades of Grey' movie, fans were thrown for a loop. The 'Sons of Anarchy' star wasn't even any of the names considered to be a major frontrunner for the role, and it seemed as if his casting had come from left field.

Listen, we think Dakota Johnson is great for Anastasia Steele in the 'Fifty Shades of Grey' movie. But not everyone agrees!

Mental illness is sadly still a taboo topic, despite affecting millions of people every day. Thankfully, there are plenty of famous faces who have brought mental health to the forefront of everyone's minds, gradually making it more accepted and helping to deal with the stigmas associated with mental illness. These 10 celebs have fought various mental illnesses in the public eye, raising awareness

After a few months of speculation, Kate Upton and Maksim Chmerkovskiy were finally snapped holding hands in public, pretty much giving a silent confirmation of their couplehood.

Skinny jeans are a timeless investment, because they have never gone out of style -- and probably never will. As a result, you'll want to snag a pair (or 10!) for fall 2013, and there are more washes, styles, prints, colors and cuts than ever, making them one if the most versatile items in anyone's closet.

Robert Pattinson is moving on from Kristen Stewart ... but not with his personal trainer, as initially reported. It turns out, the actor is aiming for another starlet with a Hollywood pedigree. Who is she?

Justin Bieber has a new piece of ink dedicated to someone he loves. Who is it? Selena Gomez? Jacque Rae Pyles? His mom? Scooter Braun?

First little sister Ali and the Orange Oprah tried riding Lindsay Lohan's coattails to fame. Now Lohan's estranged half-sister, Ashley Horn, is using her name to get her own name out there. And she's also using a scalpel.

Comedian and 'Hangover' star Zach Galifianakis opened his 'Between Two Ferns' interview with Justin Bieber beautifully. His first quip? "It's really exciting to talk to you, especially right in the middle of your public meltdown." And it only got better from there.

When news broke that Robert Pattinson moved on from Kristen Stewart with a new girlfriend, you knew that mystery brunette's identity wouldn't be a mystery for long. So who's the lucky lady?

// No one likes saying goodbye to summer, but fall fashion is some of the most fun! We collected street style shots of some of your favorite celebs, as seen in the video above, to show you how to take your smart style from summer to fall!

"I'm f---ing terrified," Miley Cyrus grinned as she jettisoned about two miles high in the air. The starlet, dropping F-bombs like they were going out of style, was getting ready to "jump out of a f---ing plane."

Taylor Swift has been sporting impecabbly styled dishwater blond hair with bangs for a while now. But the starlet mixed it up for the red carpet premiere of 'Romeo + Juliet.' What's her new look like?

Those of you familiar with 'The Bachelor' probably remember that macadamia with "sparkle" and a whole lot of catfights, Tierra LiCausi, from Season 17. She fell in love with Sean Lowe pretty much immediately, then when she got booted from the 'Bachelor' mansion, she fell in love with someone else ... and promptly announced her engagement on the 'Women Tell All' reunion special. Well, tha

Dina Lohan, beacon of truth and lucidity, is proclaiming innocence once again. The Orange Oprah is pleading not guilty to her DUI, because it clearly wasn't her fault. You know, just like Lindsay Lohan's troubled upbringing wasn't her fault, either.

Amanda Bynes has had so many issues lately that it's hard to remember where her mental problems end and her legal troubles begin. The erstwhile Nickelodeon starlet is still dealing with a DUI case from April 2012, and her lawyer, Rich Hutton, has deemed her unfit to stand trial.