Justin Bieber Makes Out With a Mannequin, Flashes Abs on Late Night With Jimmy Fallon

What are Us Weekly's preferred partners buzzing about this Wednesday? Justin Bieber's mannequin makeout session! Check out more stories in today's roundup. 

Justin Bieber flashes his abs and made out with a mannequin head while visiting Late Night With Jimmy Fallon Tuesday. "I'm having fun being 18, enjoying my life, and being responsible," he said. (PopSugar)

Before you see it in theaters! Read a review of Channing Tatum and Rooney Mara's Side Effects. (Vulture)

Haute hot man! Marc Jacobs goes shirtless in new Diet Coke campaign. "I think glamour and sex sells just about everything," the designer says. (Fashionista)

Finally! Community debuts its fourth season on NYC Thursday. (The Daily Beast)

So cute! Watch Sophia Grace and Rosie perform Taylor Swift's "I Knew You Were Trouble" on The Ellen DeGeneres Show. (toofab)

Goodbye iron. Monopoly reveals cat as its new piece and places the iron in retirement. (Zap2It)

LOL! Watch Justin Bieber's Saturday Night Live promo video with Keenan Thompson. (Just Jared)

Adorable! Take a look at behind the scenes video from the puppy bowl. (ET Online) 

In case you missed it! Check out a recap of the Season 2 premiere of Smash. (The Stir)

This article originally appeared on Usmagazine.com: Justin Bieber Makes Out With a Mannequin, Flashes Abs on Late Night With Jimmy Fallon