So there's a killer new-ish Letterman channel on youtube called, well, Letterman. A fanatical viewer recorded most of his shows for most of his career and the Letterman channel has hired him to consult and make notes of long-dormant clips. Here's a few screen grabs:
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This was in 1994, so I really have little clue what a decent dozen year old Gottlieb would have commanded. You can watch the clips here: