By Staff Reporter (staff@latinospost.com) | First Posted: Apr 14, 2014 02:43 AM EDT

Lindsey Lohan was the guest star on the "Late Show" with David Letterman.

In the interview, the host and the actress decided to make a joke on Oprah, but the prank quickly turn in a touching moment as the media mogul claimed she was so proud of the actress without knowing Lohan was present.

Lohan couldn't contain her tears, but she still laughed at Letterman's jokes. Take a look at this emotional moment: