Last week, Nike released its Nike+ FuelBand fitness-tracking device to much fanfare, but this celebrity-endorsed gadget isn't the first high-tech offering when it comes to gathering your workout stats. Read on to compare fitness monitors Bodybugg, Fitbit Ultra, MotoACTV, Jawbone Up, and the Nike+ FuelBand. Read more

CES isn't just for the geeks. As of late, the show sees its fair share of technology-loving celebrities, too. We spotted a slew of celeb-endorsed headphones from Ludacris, 50 Cent, and Jersey Shore stars Snooki and Pauly D, while LL Cool J promoted his music social network, and Will Smith hyped Men in Black III. Click through the slideshow to see what all of Hollywood's tastemakers were up to Read more

What's the Consumer Electronics Show without a sprinkle of celebrity-endorsed gadgets? This year, hip-hop mogul Ludacris was on hand to introduce the latest additions to his Soul by Ludacris headphone line. In 2012, the new finishes are all about shine. The SL300 noise-canceling headphones come in chrome gold, and the SL150 hi-def headphones are chrome silver. The SL100 model now has a white Read more

During 2011's CES, we saw a plethora of celebrity-endorsed gadgets. Headphone, microphones, camera, and even photo sunglasses, it seemed like every tech category had a shining star to reign in some extra spotlight. Take a look back at the celeb products from last year's CES, and get ready for some new additions next week! Read more

The 2011 American Music Awards kicked off with a duet from Nicki Minaj and DJ David Guetta, the first of 17 musical acts! They got things started after a star-studded AMAs red carpet on which stars like Katy Perry, Heidi Klum, Justin Bieber, and Selena Gomez posed for photographers. Maroon 5 was an early winner for best duo/group before Taylor Swift won her fourth favorite country female artist Read more

Today, celebrities aren't just pretty faces who grace red carpets and endorse shoe lines. No, nowadays, hardworking Hollywood elite excel as business moguls, investing in their future while expanding their brand into fashion, restaurants, and film production companies. (We approve!) Jay-Z has his 40/40 club and the New York Nets, while Justin Timberlake owns a stake in Myspace and clothing line Read more

If you prefer stylish all-ear coverage over tiny earbuds for your tunes, then get a load of these designer Dolce & Gabbana Skullcandy headphones. First shown off during Milan's Winter Fashion Week, the headphones may be endorsed by the house of D&G, but each pair still has that edgy Skullcandy flare. The one you see here is the colorful GI Gridlock model ($90) and is the perfect accessory Read more

Gisele Bundchen had a Tupperware full of homemade treats and a Sigg container in her hand when she stepped out in LA on Thursday. The water bottle was customized by the model, and she's giving six of them away to lucky fans that participate in her environmental contest. Gisele's been all about activism lately, but she's also keeping her eye on business. Her many endorsement deals, skincare line, Read more

With her King Midas touch, Oprah Winfrey has the ability to sway public opinion, evidenced by the vast array of popular TV personalities she has launched as well as rocketing sales of any product she endorses. From a small town Mississippi girl to billionaire award-winning TV host, Oprah definitely has come a long way and changed the lives of many along her inspirational journey. We laughed, Read more

Katie Holmes sprung forward yesterday at a lunch for Ann Taylor held in the penthouse of LA's Chateau Marmont. Katie was named as the face of the brand a few months ago, and she appears in the Spring 2011 ads. Her deal with the retailer was the latest in a string of endorsements — she's also working with John Frieda and has teamed up with Valextra. Katie, of course, is most dedicated to her Read more