Matt Damon Gets Going on 'True Grit' Promotions

Matt Damon is an old pro when it comes to talking up his movies, but he seems to still get excited to discuss his projects! Matt bounded over to film an appearance on Late Show With David Letterman at the Ed Sullivan Theater in NYC on Thursday to chat about True Grit, greeting fans with a smile!

OK! GALLERY: JEFF BRIDGES & MATT DAMON SHOW THEIR TRUE GRIT STAR POWER

Matt's character LaBoeuf is a Texas Ranger on a mission to help a young girl find the man who killed her father, along with veteran gunslinger, Rooster Cogburn, played by Jeff Bridges.

OK! NEWS: GOLDEN GLOBES NOMINATIONS 2011 — THE BIGGEST SNUBS

Many in the industry were surprised that the remake of the classic 1969 film, directed this time around by Joel and Ethan Coen, was snubbed by the Golden Globes.