Supermodel
Heidi Klum, TV host
Maria Menounos, stylist
Rachel Zoe and actress
Debra Messing all flashed their smiles as best they could at the same event in Beverly Hills on Thursday.

Question is ...
"
Sex and the City" star
Sarah Jessica Parker, 45, and celebrity stylist
Rachel Zoe, 39, both stood upright at the same
Chanel event in NYC on Thursday.

Question is ...
Kate Hudson wasn't about to let climbing an entire building's worth of stairs -- in heels, no less -- get in the way of her partying the other night in NYC.

P.S. -- There was an elevator just around the side.
Here's celebrity stylist/Bravo personality
Rachel Zoe in L.A. on Wednesday (
left) -- and two-time Academy Award nominated actress
Sylvia Miles in NYC a while back (
right).

Only one of them is 85 years old.
We're just sayin'.
Stylist to the similarly anorexic-looking-stars Rachel Zoe proved she eats by leaving a restaurant and claiming she had an actual dinner.

FYI -- nobody actually saw her eat the alleged food in question.
TMZ caught Nickelback frontman Chad Kroeger searching for our cameras outside Villa, where he asked us "to be nice" to him. Sure, we won't even mention his icky hair! Also in La La land, bootylicious bombshell Vida Guerra autographing her assets, "Sopranos" hottie Jamie Lynn Siegler lovin' her Blackberry, and David Arquette.
In New York for Fashion Week: Julianne Moore and Helena Christensen stepped up their style as they posed for photogs, while formerly wrinkled stylist Rachel Zoe was silent -- maybe her new face won't move! And Tommy Hilfiger flashed us the peace sign.