In Donna Karan?
Although the length is throwing us off (perhaps she is wearing a gown version?), the twist dress did look a lot like a Donna Karan.
Left: Shilpa Shetty Arriving At The Oprah Winfrey Bash Hosted By Parmeshwar Godrej
Right: Donna Karan Twisted Jersey Dress
Photo Credit: Viral Bhayani