The Late Show with David Letterman (CBS)

David Letterman saluted Larry King’s curtain call Thursday night with a playful “Top Ten Things Overheard on Larry King’s Final Show.” Watch below for Letterman’s spot-on King impression:

The “Late Show” host also had some fun at King’s expense during his monologue, airing a hilarious “Farewell Montage” featuring some of King’s most awkward interviews through the years.