Sack it to me

Polo Ralph Lauren: Lauren brings its classic American style to the trendy Robertson Boulevard corridor with an 11,000-square-foot boutique. Polo Ralph Lauren on Robertson takes its design cue from the Mission Revival exterior, which features a red tile roof and courtyard fountain, with an interior inspired by the local architectural style. Inside, you'll find the Black Label tailored collection for men and women plus Purple Label sportswear and the Polo heritage collections of polo shirts and basics. The entire accessory collection is available, including handbags, luxury shoes, sunglasses and gifts for home. The next-door children's store features apparel for boys, girls and infants.

141 N. Robertson Blvd., Los Angeles (310) 274-0171. 10:30 a.m. to 7 p.m. Monday through Saturday, 11 a.m. to 6 p.m. Sunday. www.ralphlauren.com.

Nike Sportswear Presents the Montalban: Sportswear giant Nike opens a pop-up store inside Hollywood's historic Montalban Theatre. The temporary shop is a West Coast interpretation of the new "21 Mercer" Nike Sportswear concept store in New York. The pop-up stocks classic apparel and footwear such as the Nike Dunk, in addition to the new NSW Collection, which features a highly coveted AW77 Loopwheeler of Japan men's hooded sweatshirt ($240). Also worth checking out are free film screenings, sports and music events. Just do it before Oct. 31 -- the schedule closing date!

1615 Vine St., Hollywood. (323) 461-0663. 11 a.m. to 9 p.m. Wednesday through Thursday, 11 a.m. to 10 p.m. Friday through Saturday, noon to 8 p.m. Sunday. nikesportswear.com.

Balenciaga: A reason for the real housewives of Orange County to rejoice! The 70-year-old legendary French couture house opens its second Southern California boutique at South Coast Plaza. The 2,200-square-foot space continues the futuristic feel of Balenciaga's Melrose Avenue flagship with metallic blue-and-black steel-detailed walls. The popular Giant handbag collection is back-lit in its own niche with prices starting at $1,295.

3333 Bristol St., Costa Mesa. (714) 668-0557. 10 a.m. to 9 p.m. Monday through Friday, 10 a.m. to 8 p.m. Saturday, 11 a.m. to 6:30 p.m. Sunday. www.balenciaga.com.

EVENTS

Gen Art 11th annual Fresh Faces in Fashion launch party Thursday: Gen Art hosts a sneak peek at the emerging designers in its biannual Fresh Faces in Fashion show on Oct. 10 to kick off Los Angeles Fashion Week. You can channel your inner Tim Gunn and query the designers on their inspiration, then admonish them to "make it work." Free beverages and hors d'oeuvres will be served poolside at the W Hotel. $85 for nonmembers.

930 Hilgard Ave., Westwood. (323) 782-9367. 7 to 9 p.m. www.genart.org.