Over a movie career that's spanned nearly forty years, Denzel Washington has played many memorable roles. 

But how memorable was his dialogue? That's what Jimmy Kimmel was determined to find out when Washington appeared on his show last night. 

The Fences star, who is up for two Oscars at the end of the month (Best Actor and Best Picture) got caught out on a couple of occasions but for the most part his memory is as sharp as a thumb tack.