The New Adventures of Old Christine8 p.m., Channel 4
The recent “Seinfeld’’ reunion episodes on “Curb Your Enthusiasm’’ serve as a good reminder that the most successful “Seinfeld’’ alum is Julia Louis-Dreyfus (above), who manages to make her not-so-new character both Elaine-ish at times and thoroughly unique. Tonight, Christine tries to sponge off her son’s popularity.
Johnny Mercer: The Dream’s on Me8 p.m., TCM
Clint Eastwood executive produced - and appears in - this look at singer-songwriter Mercer (above) whose music garnered four Academy Awards and 16 Oscar nominations. John Williams helps to reminisce and tinkles out some Mercer tunes.
