Jennifer Lawrence is a woman of many talents. But it appears lying isn't one of them.
The 24-year-old X-Men star appeared on The Tonight Show Starring Jimmy Fallon in America and was challenged to a play a game called Box of Lies, in which she opened a box in secret and told Jimmy what was inside it. He then had to decide whether she was lying or telling the truth.
Now, we won't spoil the whole video for you, as it's hilarious. (Naturally, it does feature J-Law after all.) Let's just say her poker face leaves a lot to be desired...
X-Men: Days of Future Past is in UK cinemas 22 May