Gwen Stefani Turns 40: "

Gwen Stefani enjoyed a quiet lunch with her family, husband Gavin Rossdale and their two sons Kingston and Zuma, while out at the Cecconi's restaurant in West Hollywood in celebration of her 40th birthday. While Gwen went inside the restaurant with the boys Gavin stayed outside to snap a new pictures of his own.

Gwen certainly has a lot to celebrate. She has a beautiful family (Hello Gavin!), a successful fashion line, top selling records, and is a wonderful mother to her two sons. What's NOT to celebrate?!

Photos by INF

Gwen Stefani: Kingston and Zuma’s Park Playtime: "

Gwen Stefani and her spends an afternoon at the park with her kids in Beverly Hills, Calif. on Thursday (October 1).

Kingston Rossdale, 3, and Zuma, 1, played as mama Gwen, 39, kept a watchful eye over her boys. Love that she’s rocking harem pants - take that, mom jeans!

The busy singer, L.A.M.B. designer and mom, who’ll be celebrating her 40th birthday tomorrow, told USA Today that she wants “a really big cake” for her big day.

Happy early birthday!

30+ pictures inside of Gwen Stefani and her boys playing in the park…

Gwen Stefani & Gavin Rossdale: Lunch Lovers: "

Gwen Stefani grabs lunch with husband Gavin Rossdale at Beverly Glen Deli on Wednesday (September 16) in Bel Air, Calif.

The 39-year-old No Doubt frontwoman is back on the west coast after presenting her new Spring 2010 L.A.M.B. line during New York Fashion Week.

Gwen recently shared with USA Today about how she felt crushed when baby Zuma quit breast-feeding this summer.

“I didn’t want him to (quit), it felt like a total rejection,” said Gwen. “It was really hormonal, and trying to stop in the middle of the tour was insane.”

Gwen Stefani & Gavin Rossdale: A Standard Date: "

Gwen Stefani enjoys a dinner date with husband Gavin Rossdale at the Standard Grill in New York City on Tuesday night (September 9).

The couple was accompanied by Vogue’s Anna Wintour, Aerin Lauder, Macy’s CEO Terry Lundgren and his wife, Tina, and Standard Hotel owner Andre Balazs.

Gwen is in town to promote her own fashion line L.A.M.B. for NY Fashion Week. Named after her first solo album, Love, Angel, Music, Baby, this will be Gwen’s fifth collection.

NY Fashion Week kicks off tomorrow where Gwen’s latest Spring/Summer collection can be seen at Milk Studios.

Gwen Stefani Presents L.A.M.B. at NY Fashion Week: "

Designer Gwen Stefani poses during her L.A.M.B presentation of Spring 2010 Fashions at the Milk Studios during Mercedes-Benz Fashion Week at NYC’s Bryant Park on Thursday (September 10).

Gwen’s two adorable sons Kingston, 3, and Zuma, 1, were also in attendance. Pictured below!

Gwen will be meeting fans tonight at 7 p.m. in the balcony off the main floor at Bloomingdale’s on 59th Street.

WHAT DO YOU THINK of Gwen’s new collection — HOT or NOT?

10+ pictures inside of Gwen Stefani presenting L.A.M.B. at NY Fashion Week…

Gwen Stefani & Gavin Rossdale: A Standard Date: "

Gwen Stefani enjoys a dinner date with husband Gavin Rossdale at the Standard Grill in New York City on Tuesday night (September 9).

The 39-year-old mother is in town to promote her own fashion line L.A.M.B. for NY Fashion Week. Named after her first solo album, Love, Angel, Music, Baby, this will be Gwen’s fifth collection.

NY Fashion Week kicks off tomorrow where Gwen’s latest Spring/Summer collection can be seen at Milk Studios.