American singer, song writer and ever since 2003, a fashion designer — that’s Gwen Stefani. Aside from mad vocal skills, Gwen’s got a passion for South American and Asian-inspired clothing. Bringing her edgy, bold and mesmerizing character into her clothing line called L.A.M.B. (a.k.a. Love. Angel. Music. Baby.), Gwen proves that pop stars can be fashion designers too. Sought after and worn by celebrities like Nicole Kidman and Teri Hatcher, Gwen’s collection including bags, shoes and perfume is now a much-valued million dollar clothing line.

When it comes to celebrities that dominate the fashion scene, Jessica Simpson is at the top of the list and always at the top of her game. Her line consisting of shoes, apparel, accessories and fragrances has managed to gain her a reputable fashion empire that’s worth billions in sales. Established in 2006 and growing stronger than ever, Jessica has found her true calling as a fashion mogul becoming one of the first celebrities to launch and sustain a successful clothing line.

One of the most unique and fashionable duos in showbiz is the Olsen Twins. Ever since they set foot on the limelight, they’ve been wowing us with their versatile sense of fashion. Heavily inspired by sartorial style, Mary-Kate and Ashley Olsen have been launching clothing lines since 2004. Their recent and most successful line, The Row, features an ultra-sleek and feminine collection that has been receiving praises as products of fashion geniuses. Fans of the Olsen’s line include heavy hitters in showbiz like Heidi Klum, Jessica Simpson and Sarah Jessica Parker.

Aside being a former Spice Girl and a wife to the ever-gorgeous David Beckham, Victoria is also one of the most successful celebrity fashion designers in the industry. Putting her stardom and amazing taste in clothes to good use Victoria started her own line of totally chic and stylish apparel, eyewear and accessories. Donning the Victoria Beckham collection are style savvy stars Kate Winslet, Kim Kardashian and Gisele Bundchen. Her self-entitled fashion label was launched in 2006 and is still receives positive raves and reviews for impeccable design and detailing. Kudos to Posh!

While landing big fashion endorsements here and there, Madonna is no stranger to great clothes with high quality and on-trend designs. Together with her daughter Lourdes, Madonna created a clothing line for teenagers for Macy’s and named it after the hit song “Material Girl”. Bold, wearable and attention-grabbing — both clothing lines are gaining success and continuously growing globally. After the warm welcome of Material Girl, Madonna set off to create another line of lingerie, fragrance and shoes for adults naming it after another one of her hits in 1991, Truth or Dare. Madonna’s current endeavor as a fashion designer is booming as big and bright as her unprecedented singing career.