Oprah Does A KILLER Impression Of Reese Witherspoon! WATCH HERE!

Is there anything Oprah Winfrey can't do??
On Monday, the cast of A Wrinkle In Time -- including Reese Witherspoon and Mindy Kaling -- stopped by James Corden's late night talk show where the gals talked about Reese's habit of being an "over-planner."
The mogul then did a hilarious impression of the Southern actress that will leave you in stitches! WATCH (above)!