Alexandra Daddario - MTV VMAs 2013

Alexandra Daddario arrives at the 2013 MTV Video Music Awards held at the Barclays Center on Sunday (August 25) in Brooklyn, N.Y.

The 27-year-old Percy Jackson star looked lovely in a DKNY dress.

PHOTOS: Check out the latest pics of Alexandra Daddario

“I know what I want to be for Halloween now if only I can get my hands on one of miley‘s bear suits,” she tweeted. “No, I won’t twerk for a bear suit”

Earlier in the month, Alex stepped out for the 2013 InStyle Summer Soiree held at the Mondrian Hotel in West Hollywood, Calif.