Reese Witherspoon has admitted that she is impressed with the way Robert Pattinson handles his immense fame and doesn't know if she could handle the relentless attention in the same calm manner as he does.

Reese Witherspoon and Robert Pattinson

The 'Twilight Saga' actor and his girlfriend and co-star Kristen Stewart are besieged by fans wherever they go and Witherspoon, who has made two movies, 'Vanity Fair' and 'Water for Elephants' with Pattinson, admitted she would find it difficult to cope if she was in same situation.