Stewart’s standards series — now on its fourth annual edition — resembles nothing so much as a bad sitcom struggling to hit 100 episodes to achieve syndication… or, in the case of Thanks for the Memory…The Great American Songbook Vol. IV a boxed set. Here even a duet partner like Elton — on ”Makin’ Whoopee”! — manages to sound conscripted, not conspiratorial. But if the goal is to convince young kids that these brilliant songs are as bland and soulless as they imagine, mission accomplished.