When Jay Leno resumes his post as host of The Tonight Show next week, he’ll have some stiff competition from longtime late-night foe David Letterman. Letterman has been tops in the ratings ever since The Peacock unceremoniously ditched Leno in favor of the now unemployed Conan O’Brien last May. It is an honor the bespectacled staff shagger won’t be giving up without a fight.

Dave’s cancelled his scheduled vacation so the Late Show can air new programs during Leno’s first week back on the job.

Leno will return to Tonight on March 1st with a star-studded lineup of guests, including singer/actor Jamie Foxx, Olympian Lindsey Vonn, politician Sarah Palin, and