Pattinson looks glum next to Reese Witherspoon at Barcelona premiere

By DAILY MAIL REPORTERSmile R-Patz! Water For Elephants co-stars pose on the red carpet in Barcelona for the Spanish premiere but Robert Pattinson has trouble cracking a smile next to Reese Witherspoon They've been jet-setting around the world promoting their new film over recent weeks, but Robert Pattinson looked like he'd rather be somewhere else last night as he posed with Reese Witherspoon in