The best spring finds from celebrity designers -- The latest looks from J. Lo, Jessica Simpson, Mandy Moore, Diddy and Beyonce

You know the celebrity designer trend has spun out of control when porn star Jenna Jameson — and erstwhile porn — star lover Charlie Sheen — announce plans to launch new clothing lines. But not all star labels are as unctuous as Sheen Kidz (yes, with a z). The proof is on this page, filled with the best spring finds from the famous and fashion savvy.

Mandy Moore
Say what you will about her music, Moore’s MBLEM label offers the most sophisticated, non-T-shirt T-shirts we’ve ever seen. They’re also versatile: a ruffled-collar shrug is actually an Empire-waist top turned upside down. ($79;

Beyoncé Knowles
Yes, Knowles and mom Tina have a tendency to overembellish — and it’s evident on their HOUSE OF DERÉON shirts and jackets. The jeans, however, feature subtle washes, the right amount of stretch, and cuts that flatter curves. ($98;

Jennifer Lopez
Her Sweetface collection may get all the attention, but Lopez’s lower-cost JLO brand is also worth a look — especially for trendy, and extremely affordable, accessories. (Sunglasses, $65, and necklace, $28;

Sean ”Diddy” Combs
For true statement pieces — with prices to match — shop the stars with real fashion cred: either Gwen Stefani ( or Diddy, whose new SEAN BY SEAN COMBS women’s line includes a gorgeous, bell-sleeve jacket. ($345;

Jessica Simpson
After the ”these bites were made for poppin”’ incident, we sincerely hoped Simpson would never pitch another product. Then we got an eyeful of her snazzy JESSICA SIMPSON FOOTWEAR platinum pumps. ($79;