Kaley Cuoco-Sweeting and Paul Wesley, wearing Original Penguin, attended the annual Humane Society of the United States Benefit Gala at the Beverly Wilshire Hotel in L.A. Credit: Michael Kovac/Getty Images

--Kaley Cuoco-Sweeting and Paul Wesley, wearing Original Penguin, attended the annual Humane Society of the United States Benefit Gala at the Beverly Wilshire Hotel in L.A. 

--Jennifer Lopez and Casper Smart danced together at Nick Jonas’ Live in Concert Tour announcement and Billboard Music Awards afterparty at the MGM Grand in Las Vegas.

--Sting cheered on Bruce Springsteen as the legend performed with the Seeger Sessions Band at the Kristen Ann Carr Fund’s A Night to Remember gala in NYC. 

--Tori Kelly celebrated her Billboard Music Awards performance by posing for photos with Taylor Swift at Ed Sheeran’s afterparty at Caesars Palace in Las Vegas.

--Penn Badgley chilled out at the Ketel One’s De Nolet party in NYC.

--Rob Pattinson bobbed his head along during his fiancé FKA twigs’ set at the Red Bull Music Academy Festival in Brooklyn.

--Whitney Port told Us how her sister Ashley is helping to plan her wedding later this year at the opening of Mixology in NYC. 

--Josh Duhamel and actress and activist Tanna Frederick raised money for Nepal Earthquake Relief by leading a run/walk with This Time Foundation and peakPRgroup at Santa Monica Beach.

--Nas performed "If I Ruled The World" at The h.wood Group's HENRY's in West Hollywood. 

--Kendall Jenner, dressed in a hoodie, headed to LaserAway in West Hollywood. 

--Orange Is the New Black’s Dascha Polanco sampled a giant lobster roll at The Lure Group's Ambrose Beer and Lobster in NYC.

--Lisa Vanderpump relaxed with an English tea at Bergdorf Goodman for her custom couture fitting with Isabelle Armstrong's design team for Bella NYC Magazine’s Annual Hampton’s White Party in N.Y.

--Kesha accessorized with a ShafferLA Scarlett bag in navy in NYC.

--Ashton Kutcher wore a Muhammad Ali X Roots Of Fight sweatshirt while out shopping with Mila Kunis and baby Wyatt in Carpinteria, Calif.

--Tobey Maguire sang happy birthday to his wife Jennifer Meyer and surprised her with a three tiered birthday cake during her trunk show and VIP dinner at Ylang23 in Dallas, TX.

--Alessandra Ambrosio wore her FRENDS headphones while walking through LAX.

--Real Housewives of Orange County’s Gretchen Rossi attended Karma International’s Black and White Bentley Affair featuring cuisine by STK LA in Beverly Hills.

--Rumer Willis posed for photos with fans and spun on the SoulCycle bikes at the Dare to Bare & Old Navy Active event in San Francisco.

--Jason Hoppy mingled with good friend Julie Henderson at The 4th Annual Olevolos Project Fundraiser Brunch hosted by Bryan Greenberg at Gallow Green in NYC.

--Mob Wives’ Carla Facciolo celebrated the relaunch of Franco da Fresco at their black tie reopening in Montclair, N.J.

--Este, Danielle, and Alana Haim, outfitted in Calvin Klein Colleciton, performed at the IFP, Calvin Klein Collection and euphoria Calvin Klein Celebrate Women in Film event during the 68th Cannes Film Festival in Cannes, France.

--Paula Patton attended the worldwide premiere of The Marriott Content Studio’s “French Kiss” film in Marina del Rey, Calif.

--New mom Molly Sims, looking amazing after just giving birth two weeks prior, attended a Billboard Music Awards viewing party hosted by Samsung Home Appliances in L.A.

--Actress Kate Mansi hid behind Arnette sunglasses on set of Days of Our Lives in Burbank, Calif.

--Chris Pine watched Ziggy Marley perform during the John Varvatos 12th Annual Stuart House Benefit presented by Chrysler at the Varvatos boutique in L.A.

--Beyonce and Jay Z had a quiet dinner in the upstairs room at MAMO in NYC.

--John Legend chatted with wife Chrissy Teigen about cooking and their upcoming move from NYC to L.A. at the Stella Artois Host Beautifully event in L.A.

--Hugh Jackman hosted a breakfast for The MOMS at Hunt & Fish Club in NYC.