Charlize Theron isn’t the only single Hollywood star to adopt a child!

Announcing that she is the new mother of a 4-month-old boy, the sexy South African actress joins a group of single stars who didn’t wait until the were in a relationship to adopt and raise a child.

The world was shocked when it was revealed that Sandra Bullock’s seemingly devoted husband Jesse James was a cheater, but even more surprised when they learned that Sandra had a secret of her own.

From the red carpets of the most exclusive events around the world to the city streets, Hollywood’s hottest stars were dressed to rock and shock on Tuesday – and RadarOnline.com has all the photos in our daily fashion feature.

Country cutie Taylor Swift was dressed to impress at the BMI Awards in Nashville, Tennessee. The hot bodied 21-year-old showed off her legs-for-miles in a sensationally sequined Emilio Pucci mini dress, which she paired with simple patent leather purple peep-toes. Also on the carpet
supporting her crooning hubby was Nicole Kidman, who failed to hit the high note with her powerfully patterned Stella McCartney gown.

PHOTOS: BMI Beauties & Versace Vixens In The Best & Worst

From the red carpet to the streets, stars stepped out on Monday dressed to rock and shock and RadarOnline.com has all the photos in our daily fashion feature.

PHOTOS: Stars In The Best And Worst Fashions Of The Day

Justin Bieber's gal pal Selena Gomez sizzled on The Late Show with David Letterman, wearing a to-die-for Emilio Pucci mini. The lace sleeved and leather accented mini dress clung to her curves in the most divine way possible, while her zipper adorned heels scored her a flawless finish.

PHOTOS: The 20 Hottest Bikini Bodies Under 25

Steven Tyler hit the American Idol PaleyFest dressed to shock (not rock) in tacky and wacky threads. Wearing leopard bell bottom jeans with a nude leather jacket, brown boots and a long scarf, the Aerosmith frontman looked just a tad worse than fellow judge Randy Jackson, who paired a psychedelic neon scarf with a black leather biker jacket, jeans and metallic cowboy boots. 

PHOTOS: Bikinis! The Most Ab Fab Stars In Hollywood

At the 2011 School of American Ballet Winter Ball in NYC Michelle Trachtenberg looked marvelous in a lilac embroidered Marchesa gown, which she paired with a clutch from the same collection and David Yurman earrings, while Kelly Rutherford looked Gossip Girl glam in a sleek one-shoulder gown, which featured embellished detailing.

PHOTOS: Bikini Babes At Every Age

Kristen Wiig ravished at the Los Angeles premiere of Paul, wearing a flirty Stella McCartney Wrap dress with Roseark jewels and Rene Caovilla heels.

PHOTOS: Celebrity Engagement Rings!

Other a la mode misses included Kate Moss, who dressed up for St. Patty's Day early in a neon green gown, Olivia Munn, who stepped out in figure-unflattering duds and Janice Dickinson, who sported a putrid purple and puke green look.

PHOTOS: Bikinis! Hollywood's Sexiest Singles Strip Down

Who else rocked and shocked on the fashion front on Monday?  Click here to find out.

Halle Berry knows how to up the sexy ante on the red carpet!  The stunning star hit a NYC screening of Frankie & Alice, showing off her flawless figure in a white hot Pamella Roland cocktail dress. Finishing the look off with metallic Christian Louboutin sandals, the big screen babe scored herself the best look of the day.

PHOTOS: Stars In The Best And Worst Fashions Of The Day

Hip-Hop hottie Nicki Minaj loves showing off her booty-ful body in skintight style, but what happens when she goes too far?  The sassy rapper, whose debut album is set to hit the shelves next week, hit The Wendy Williams Show wearing disastrous Pepto-Bismol pink duds from head to toe. From her pink-tipped hairdo to the sheer lace bodysuit she layered over pink tights, Minaj landed herself the title of the worst dressed celeb of the day!

PHOTOS: Bikini By Color! Celebs Strip Down And Show Off Their Favorite Shades

Selita Ebanks brought her supermodel style to the Christopher & Dana Reeve Foundation’s A Magical Evening 20th Anniversary Gala in NYC, pairing an impeccably draped nude mini dress with Christian Louboutin heels, while Tyra banks wasn’t exactly dressed in Top Model a la mode, while dining in Los Angeles.

PHOTOS: Bikini Bad Girls!  Trouble Makers Strip Down

Lady Gaga looked like no nun we have ever seen, performing onstage during her tour, while Elisabetta Canalis and George Clooney dressed the Power Couple part at the Robert F. Kennedy Center for Justice & Human Rights Ripple of Hope Awards Dinner in NYC.

PHOTOS: Bikinis! The Best Legs On The Beach

Who else rocked and shocked on the fashion front?  Find out on RadarOnline.com!

From the red carpet of the 200th Episode Party for Dancing with the Stars to the streets of New York City, stars were dressed in the best and worst fashions on Monday, and RadarOnline.com has all the sizzle and fizzle in our daily fashion feature.

PHOTOS: Stars In The Best And Worst Fashions

Dancing alum Kelly Osbourne had a style score at the star-studded red carpet bash in Los Angeles, wearing a totally sexy lace appliquéd Marchesa sheath dress with chiffon drape overlay with black platforms, though rumor has it, the rock royalty had a little bit of a Paris Hilton/Britney Spears moment, flashing the paps as she exited her car. Brandy also showed off superior style, wearing a magnificent blue and silver metallic mini with matching booties, while Eliza Dushku opted for a questionable Sass & Bide jumpsuit look.

Kelly Bensimon has got legs -- and she clearly knows how to use them! The hot NYC Housewife showed off her fabulous and  flawless figure at the Elie Tahari Boutique Grand Opening Event at Saks Fifth Avenue in NYC, wearing a curve-hugging leather dress from the designer’s collection with caged heels. Also at the swanky store opening was Melrose Place mean girl turned Gossip Girl Katie Cassidy, who dazzled in elaborately sequined Elie Tahari mini, which was belted in black leather.

PHOTOS: Stars In The Best And Worst

Brandy may be scoring high marks on the dance floor, but the Dancing with the Stars babe flunked the fashion test on Tuesday night, showing up to the Ubisoft launch of Just Dance 2 for Wii in Los Angeles, forgetting a key part of her outfit‹her bra! Wearing a totally sheer black shirt the sexy star showed off a little too much of hot bod.