One glance at our calendar made something very clear, there's much too much happening this week to keep it all to ourselves. So strap on your walking heels and get ready for some serious fall shopping:

Vivienne Westwood x Lee Launch Party, Thurs. from 6-9 p.m., 320 Grant Ave., Free: Get first dibs on the iconic British designer's latest Anglomania x Lee denim along with free drinks and tunes from the people behind the ridiculously popular Smiths Night SF.

Big Things Trunk Show, Thurs. from 6-9 p.m., 804 Sutter St., Free: Peep fall collections from Serial Cultura, Stars & Ravens and Micaela Greg in anticipation of Big Things' big online store launch at Silverman Gallery.

Beats For Boobs, Fri. from 6 p.m.-2 a.m., 444 Jessie St., $25-35: Highlights of this fab annual breast cancer fundraiser include a fashion show, DJ battles and bites from local restos.

Alameda Point Vintage Fashion Faire, Sat. from 9 a.m.-6 p.m., $5-10: Skip across the Bay to unearth vintage gems from the Art Deco to the Nirvana era, then rest your soles in the Mad Men-inspired style lounge.

Brother & Sisters, Sat. from 2-6 p.m., 333 Hayes St., Free: Pittsburgh-based shirtmaker Gitman Vintage is setting up shop at Acrimony to help you design your perfect button-down from the collar type down to the pattern.Come early for the Dickel whiskey tasting, as the first 50 customers get to take home a custom glass.

SF Ultimate Women's Expo, Sat. & Sun. from 10 a.m.-5 p.m., 635 8th St., $8-10: Have the ultimate girl's day out indoors at the SF Concourse Center with shopping, complimentary massages, makeovers, haircuts, manis, martinis and more.