The Other Woman stars Cameron Diaz  and Leslie Mann met up with Shailene Woodley at CinemaCon in Las Vegas on Thursday. The three actresses are in town to promote their various projects at the annual industry event, which draws huge A-listers every year. Cameron likely got a chance to catch up with her pal Drew Barrymore , who was awarded the female star of the year trophy  during CinemaCon's award ceremony. Keep reading for many more exciting star snaps, including Lena Dunham goofing off with Jude Law , Miranda Kerr 's chic errand run, and much more!
Naomi Watts  and Reese Witherspoon  hit up a yoga studio together in LA on Wednesday.
Anne Hathaway  flashed a smile while heading into the BBC studios in London on Wednesday.
Meryl Streep  filmed a scene for Sufragette in London on Monday.
On Wednesday, Taylor Swift  held onto her hat during a windy day in NYC.
Harvey Weinstein and Olivia Wilde  didn't look happy during a New York Knicks game in NYC on Sunday.
Jennifer Garner  was all smiles when she ran errands around LA on Tuesday.
Emma Watson  premiered Noah in NYC on Wednesday.
On Monday, Lady Gaga  wore a pink ensemble during a day out in NYC.
Leslie Mann and Judd Apatow brought their family to a performance of Michael Jackson  ONE in Las Vegas on Tuesday to celebrate the actress's birthday.
Shakira  performed at the iHeartRadio album release party in Burbank on Monday.
Kaley Cuoco and Ryan Sweeting showed PDA during the 2014 USTA Men's Pro Tennis Championships of Calabasas, CA, on Saturday.
Julia Louis-Dreyfus  premiered Veep's third season in LA on Monday.
Rihanna  arrived in London on Sunday while wearing an eccentric fur jacket.
Joe Manganiello and Arnold Schwarzenegger  hosted a screening of Sabotage in NYC on Tuesday.
Sophia Bush got a firsthand look at a hockey shove during the LA Kings' game against the Florida Panthers in LA on Saturday.
On Monday, Shailene Woodley and Theo James posed at a photocall for Divergent in Mexico City.
Miley Cyrus  put her legs on display after a concert in Miami on Saturday.
On Saturday, Matthew McConaughey  caught a flight out of LA.
Ricky Gervais and Ty Burrell shared a laugh at The Muppets: Most Wanted premiere in London on Modnay.
Jake Johnson hosted a party in NYC on Tuesday for Stella Artois's PerfectDraft.
Emma Watson  suited up for an appearance on The Late Show in NYC on Tuesday.
Miranda Kerr  looked picture-perfect when she ran errands in NYC on Wednesday.
Leslie Mann, Shailene Woodley, and Cameron Diaz  met up at CinemaCon in Las Vegas on Thursday.
Lena Dunham played around with Jude Law  on Thursday at the premiere of his new film, Dom Hemingway, in NYC.
On Thursday, Reese Witherspoon  ran errands in LA in jeans and a chic jacket.
Lea Michele  filmed a scene for Glee at the Walt Disney Concert Hall in LA on Thursday.
On Thursday, Katie Holmes  walked to the set of Dangerous Liaisons in NYC.