Reese Witherspoon  stepped out looking bright and fresh after returning to LA from a family getaway. Elsewhere on the West Coast, Alessandra Ambrosio picked up groceries, and Zoe Saldana  brought her bump to a bash. In other can't-miss photos, Michelle Rodriguez revealed her fit abs and megawatt smile, David Beckham  stepped out for dinner with a famous buddy, and Serena Williams played tennis in a not-so-ideal location. Keep reading for all that and more!
Alessandra Ambrosio stocked up on groceries in LA on Thursday.
Julianne Hough wore white to a party to kick off the US Open in NYC on Thursday.
Kate Moss  slipped into a black bikini while vacationing in Spain on Thursday.
Eva Longoria  posed with Ed Harris at the LA premiere of Frontera on Thursday.
Tara Reid  and Ian Ziering attended a bash for Sharknado 2 in LA on Thursday night.
Zoe Saldana  showed off her bump alongside Michelle Dockery at an Emmys party in LA on Thursday night.
Michelle Rodriguez bared her taut midriff in NYC on Wednesday, the same day we learned her relationship with Zac Efron is reportedly over .
Ashley Greene  went floral for a US Open kick off party in NYC on Thursday.
Tyra Banks  and Mario Lopez took a photogenic selfie while filming Extra in LA on Wednesday.
On Wednesday, David Beckham  opted for a casual look to grab dinner with Gordon Ramsay  in LA.
Serena Williams showed off her tennis moves in a skirt and serious stilettos during an episode of Late Show With David Letterman in NYC on Wednesday.
Jared Leto let Jimmy Fallon shave his beard  on The Tonight Show in NYC on Wednesday.
Heidi Klum  dazzled on the America's Got Talent red carpet in NYC on Wednesday.
Zac Efron  scored a good workout while filming scenes for his upcoming movie We Are Your Friends in LA on Tuesday.
Madonna  was surrounded by tan friends on the open water in Formentera, Spain, on Tuesday.
Rita Ora and Chrissy Teigen brought infectious energy to the launch of DKNY 's MYNY fragrance launch event in NYC on Tuesday.
Ansel Elgort took a selfie with a fan outside Good Morning America on Tuesday.
Jennifer Hudson  hit the high notes with poise while performing on Today on Tuesday in NYC.
Bruce Willis  and Josh Brolin  were a handsome pair of pals at the Sin City: A Dame to Kill For premiere afterparty in LA on Tuesday.
Rihanna  sported short shorts for her Tuesday on the town in NYC.
Joshua Jackson  showed off his toned physique while running errands in NYC on Wednesday.
Kelly Osbourne let out a big laugh at an event for her debut clothing line, Stories, in NYC on Tuesday.
On Tuesday, Joe Manganiello's ripped body was on display in LA.
Joseph Gordon-Levitt opted for a casual look — complete with a backpack! — after his appearance on the Late Show With David Letterman in NYC on Tuesday.
Rashida Jones struck a pose at an event for New Balance  and James Jeans  in LA on Tuesday.
Taylor Swift  checked out the NYC view on Monday.
Chloë Moretz held onto her brother Trevor's hand while walking around NYC on Monday.
Alessandra Ambrosio rode waves in Maui on Sunday.
Rose Byrne cuddled a kitten at a Monday event in NYC.
On Monday, Jared Leto  picked up his cell during a visit to NYC's Music Choice.
Sofia Vergara grabbed lunch with friends in LA on Monday.
Diane Kruger  left an NYC gym on Monday.
The Rock snapped photos at an event for Hercules in Mexico City on Monday.
Mandy Moore  and Minka Kelly checked out a movie in LA on Monday night.
Hilary Duff  was all smiles in LA on Tuesday as she ran errands.
Selena Gomez  strutted her stuff while lunching with friends in LA on Tuesday.
Zoe Saldana  and her husband, Marco Perego, took a stroll around their LA neighborhood on Monday.
Jaime King and Jessica Alba  posed together at the LA premiere of Sin City: A Dame to Kill For on Tuesday night.
Ali Larter  put her baby bump on display during a Pampers event in LA on Wednesday.
On Wednesday, Jessica Chastain flashed her smile on a stroll with her boyfriend, Gian Luca Passi de Preposulo, in NYC.
Reese Witherspoon  looked polished for an afternoon of errands in LA on Thursday.