Kristen Stewart
Kristen Stewart is spotted with Cara Delevingne's ex girlfriend St Vincent Getty

Kristen Stewart and St Vincent's relationship seems to be getting serious as the couple were spotted running errands in Los Angeles on Friday (21 October). Stewart is apparently leaning on to her rumoured girlfriend and was seen getting supplies from a dog store together in California, according to Hollywood Life.

The celebrity news website carried photos of the couple, in which the Twilight star was seen in a relaxed look, sporting a loose, cropped sweater with baggy sweatpants. Kristen was seen holding a huge bag of dog food over her shoulder and a paper bag on the other hand.

St Vincent walked ahead of the Snow White And The Huntsman star to the car holding two bags herself. The indie rock artist followed in Kristen's footsteps and opted for casual attire, donning blue sweatpants, grey sweatshirt and a red beanie.

Another HollywoodLife report claimed that the 26-year-old actress was falling for the singer. A source told the website, "Kristen feels like she has found a kindred spirit in Annie (St. Vincent). They just hit it off and their relationship is moving quickly."

"They have tons in common, especially their love for music," the insider said and revealed that Kristen as a huge fan of St Vincent's indie rock music. "Kristen has always been a big fan of Annie's music, and she likes what a deep thinker she is and how worldly she is," the insider added.

Recently, the duo were spotted enjoying a date night at the Big Apple. According to reports, they were also seen "kissing" and "holding hands" during their night out in Manhattan's East Village. St Vincent parted ways from Cara Delevingne in September and reportedly accompanied Stewart to the New York Film Festival on 3 October for the screening of the movie Certain Women.