Alan brings a video of celebrity well-wishers for Dave's 57th birthday (just a tape of a fleeing Regis); it's ""More With Les,"" as Dave phones up CBS-TV head honcho Les Moonves; Billy Crystal plugs his new children's book; ""A-Rod"" chats, then jacks a few balls with Dave on 53rd Street.
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Ready to Watch Late Show with David Letterman, Season 11, Episode 120?