On "Gossip Girl" Ed Westwick was known for his hot and controversial romances with the Upper East Side's finest however, off-screen he garnered attention from dating his costar Jessica Szohr since 2008.

However, now it looks like the couple may have split seeing as the 26-year-old was seen on a sushi date with a brunette who wasn't his on-again, off again girlfriend.

According to the Daily Mail, the actor wore a red plaid shirt, a white t-shirt, white pants and brown shoes while the woman who joined the actor for a bite to eat on Saturday wore a floral print dress paired with wedges and a short bob.

Although the statuesque woman's identity remains unknown the British heartthrob previously gushed over how much he enjoys his new home on the west coast.

He explained, "You know I came here in January, and I was only here for a few months," adding, "I spent the summer in the UK, but recently came back, and am enjoying being part of the buzz here."

Ed Westwick , who starred alongside Hailee Steinfeld and Douglas Booth in Julian Fellowe's adaptation of Romeo And Juliet as Tybalt seems to enjoy being cast as a bad boy.

The actor couldn't help but praise the film in which he played the rival of Romeo. He said, "Julian's adaptation, what it provides, is a way and a means of a contemporary audience to potentially grasp a little more of the poetry of the language, and the story in general."

Aside from his dating life next up for Westwick is his horror comedy "Kitchen Sink" which also stars Vanessa Hudgens and Bob Odenkirk.

For photos of Ed Westwick and the mystery brunette click HERE.