Actress Priyanka Chopra is impressed by Bipasha Basu's 'nightmarish' act in the trailer of Alone, and says she'll definitely watch the forthcoming horror film. "Who would have ever thought the lovely @bipsluvurself will be your nightmare!! Chk this out! I'm definitely watching! http://bit.ly/Alone_Trailer," Priyanka tweeted Thursday. The trailer of the Bipasha and Karan Singh Grover starrer was launched recently and Bipasha is being appreciated for her look in the new horror. Directed by Bhushan Patel, Alone is an official remake of a Thai film with the same name and features Bipasha as conjoined twins. (Source: IANS)