NEW YORK — Rihanna looked happy upon arrival at a Manhattan Heliport after spending weekend in the Hamptons earlier in August. Dressed in a black tank, black pants and leopard print Giuseppe Zanotti sandals (here’s wedge version Giuseppe Zanotti I90178 in Tartar sandals$677.16, was $1049 at Zappos). Rihanna carried Alexander Wang Daphne Duffel Bag($890 at Shopbop).

We were really puzzled about Rihanna’s hair.

PHOTO CREDIT: James Devaney Photography.

LOS ANGELES, CA — Ashley Tisdale was running errands last Thursday (8/13/2009). She wore Jet Denim by John Eshaya Bolt Acid Wash Skinny Jeans (availble for $187 via Boutique To You) and a grey printed tee. Ashley accessorized with Cristian Louboutin Piros boots in light grey ($769, was $1.275 via Barneys New York), Ray-Ban Marble Wayfarer Sunglasses [sold out, was $139 via shopbop] and Alexander Wang Coco Duffel Bag, which is available for $850 via Satine (Shopbop has Alexander Wang Coco Duffel Bag in denim leather for $850).

PHOTO CREDIT: Fame Pictures via GumGum.

HOLLYWOOD, CA — Ashley Tisdale was on her way to Equinox Gym on Monday (8/10/2009). She wore a Blue Life V-Luptuous Tie Dye Tee [sold out, was $80 via Singer22] and Rebel Yell M Patch Foldover Leggings in Black Ash [sold out, was $72 via Singer22]. Ashley accessorized with Ray-Ban Rb 3025 Aviator Sunglasses [sold out, was $140 via Saks 5th Ave], Alexander Wang Coco Duffel Bag [sold out, was $850 via Satine] and Nike Legend High Premium LE boots [sold out, was $48.99 via Nike].

PHOTO CREDIT: Fame Pictures via GumGum.

HOLLYWOOD, CA — Ashley Tisdale was spotted running errands in LA on Monday (8/10/2009). She wore a black tank and Jet Acid Wash jeans [sold out, was $187 at Singer22]. Ashley accessorized with studded gladiator sandals, Ray-Ban Aviator Large Metal b 3025 Sunglasses [sold out, was $140 via Saks 5th Ave] and Alexander Wang Coco Duffel Bag [sold out, was $850 via Satine].

PHOTO CREDIT: Fame Pictures via GumGum.

NEW YORK –Blake Lively attended the 12th Annual Super Saturday Ovarian Cancer Research Fundraiser last Saturday (8/1/2009) where she was dressed in a striped oxford shirt and Topshop Panel Bodycon Skirt (available in 5 colors for $10, was $44). Blake accessorized with brown heels and a trendy chunky necklace.

Just two days later we spotted Blake wearing Topshop again. This time she donned a $50 (was $110) Kaftan Liberty Print Dress while on location filming Gossip Girl last Monday. Blake also wore Lanvin Ballet Flats [sold out, was $525] and Oliver Peoples Zooey sunglasses [sold out, was $350 at Saks 5th Ave] and Alexander Wang Max Fanny Pack [sold out, was $790 via Shopbop].

PHOTO CREDIT: Fame Pictures via GumGum.

NEW YORK — What’s up with Rihanna’s cleavage? Well, that’s a rhetorical question. We bumped into the 21-year-old singer in the Big Apple on Tuesday (6/30/2009) having dinner at Philippe Restaurant. She looked casual, nice and happy. Rihanna wore Helmut Lang Spring 2009 shirt, Current/Elliott Roll Up Short in High Low Wash ($185 via Chick Downtown) and carried a $755 Alexander Wang Denim Leather Brenda Zip Bag. FYI: Steve Madden has very similar bag in white. There are white shoes similar to Rihanna’s: Geox D Cyndi 07 Shoes ($104.50 via Zappos).

PHOTO CREDIT: James Devaney Photography.