Sexy was in the air on Tuesday night, as stars stepped out to the swankiest events in scintillating style!

Katrina Bowden showed of her superior stems in drool-worthy duds at the unveiling of the world’s first Internet television from Sony Electronics in NYC, which hits stores on October 18th. The 30 Rock babe paired a sheer black t-shirt with high-waisted leather shorts and peep-toed booties, finishing the look off with a tres cool necklace, while Real Housewife Bethenny Frankel went for a refined and ravishing look, wearing a lace cocktail dress with Brian Atwood heels and strands of pearls. Other tech-savvy guests at the chic City bash included Taye Diggs, Adrienne Bailon and Mike Posner, who treated the crowd to a musical performance.

You may remember Ali MacGraw as the brunette bombshell who starred alongside Ryan O’Neal in the 1970’s classic flick Love Story. Still gorgeous at 71-years-old, the actress was spotted in Los Angeles in some truly disastrous denim. The picture speaks a thousand words!

Lisa Rinna showed off her painfully perfect bod at her Barnes & Nobl