Lea Michele  spent her Saturday afternoon in LA burning up a sweat with boyfriend Matthew Paetz, who got so hot, he just had to take his shirt off. Elsewhere, Sofia Vergara and Joe Manganiello went on a shopping date, Selena Gomez  stunned with a plunging neckline, Zooey Deschanel  gave her handsome new man a passionate kiss. Scroll through to see all that and more in the weekend's must-see snaps!
Zooey Deschanel  gave boyfriend Jacob Pechenik a sweet kiss in LA on Saturday.
Selena Gomez  donned a black dress when she stepped out in LA on Friday.
On Saturday, Simon Cowell  and Lauren Silverman took a sweet stroll on the beach in Saint-Tropez.
Ian Somerholder smoldered while Diane Lane  smiled at Heifer International's Beyond Hunger gala in Beverly Hills on Friday.
Anna Faris  had her hands full in LA on Friday.
Sofia Vergara and Joe Manganiello went shopping in Malibu, CA, on Saturday.
Hilary Duff  layered up for her Friday out in LA.
Ellen DeGeneres  was all smiles after shopping in Beverly Hills on Friday.
On Saturday, Justin Bieber  went guitar shopping in LA.
Lea Michele  went hiking with shirtless  boyfriend Matthew Paetz in LA on Saturday.