The Weekend's Must-See Snaps!

Kourtney Kardashian flaunted her pregnant physique at Women's Health's Party Under the Stars in Bridgehampton, NY, on Saturday. Baring her cleavage in a lace jumpsuit, the reality star was all smiles before heading inside the party with Scott Disick. In other fun moments, Mila Kunis's baby bump was front and center, it looked like Christmas came early for a lingerie-clad Adriana Lima, and Chris Pratt showed his support for Aubrey Plaza. Scroll through to see all that and more in this weekend's must-see snaps!

Getty | Mark Sullivan

Tyler Posey got silly backstage at the Teen Choice Awards on Saturday. The Teen Wolf star had a sweet reunion with Jennifer Lopez when he hosted the show alongside Sarah Hyland on Sunday.

Pacific Coast News Online

On Friday, Adriana Lima slipped into black-and-white lingerie for a Victoria's Secret photo shoot in LA.

Pacific Coast News Online

On Saturday, Kate Mara took a stroll with stylist Johnny Wujek in NYC.

Pacific Coast News Online

Chris Pratt got silly and sweet with his Parks and Recreation costar Aubrey Plaza at the Life After Beth premiere in LA on Friday.

FameFlynet

Before Mark Wahlberg kicked off his weekend on Friday, the actor gave us a glimpse of his muscular arms and memorable smolder as production on Ted 2 continued in Boston.

Pacific Coast News Online

Joshua Jackson and Diane Kruger held hands on their Friday stroll in NYC.

Getty | Paul Archuleta

Josh Hutcherson put his skills to the test at his third annual Celebrity Basketball Game in LA on Friday.

Getty | Larry Marano

Jared Leto got theatrical when he took center stage for a performance with his band Thirty Seconds to Mars in West Palm Beach, FL, on Friday.

Pacific Coast News Online

Vanessa Hudgens and John Stamos smiled when they spotted each other at the salon valet in LA on Friday.

INFphoto.com

Cate Blanchett kept it casual as she shopped in NYC on Saturday.

FameFlynet

Mila Kunis's adorable baby bump was visible when she headed out in LA on Friday.

FameFlynet

Minka Kelly grabbed an iced beverage at The Trails Cafe while out and about in LA on Friday.

FameFlynet

Naomi Watts was in high spirits after a Friday workout with a pal in LA's Brentwood district on Friday.

FameFlynet

On Friday, Amy Adams was all smiles while chatting on the phone.

FameFlynet

Joe Manganiello displayed his bulging biceps as he toted new purchases in LA on Friday.

FameFlynet

Adam Lambert revealed his sleeve of tattoos in a leopard-print t-shirt during his shopping trip in LA on Friday.

Getty | Paul Zimmerman

Kourtney Kardashian's baby bump was front and center when she popped up at Women's Health's Party Under the Stars in Bridgehampton, NY, on Saturday.