What's happening this week in the world of fashion?  We have trends from Houndstooth to studded boots, celebrity style from Gwyneth Paltrow and Rachel Bilson, and style from the small screen as Lipstick Jungle returns. Plus, are baby boomers getting shafted by fashion?

Fashiontribes recommends that you invest in Gray for Fall.

Couture in the City celebrates Gwyneth Paltrow's sleek style.

Second City Style discusses how Baby Boomers are getting shafted by fashion.

Fabsugar shows us Rachel Bilson's celebrity style.

Papierblog asks whether studded boots are back In.

Clothes-Pin introduces us to Tortilla Girl, who makes lovely tote bags on Etsy.

The Budget Fashionista declares Houndstooth a key trend for Fall 2008.

SheFinds dissects the Lipstick Jungle premier and finds purple--and pearls.

The It Lists is celebrating headscarves - they're not just for convertibles anymore!

And over at Omiru: Style for All, we have the Top 5 Accessories you need this Fall.

Photo courtesy of Second City Style.