Most years, you might hope for your Labor Day weekend to proceed without a hitch – but today, TCM makes it better by adding one. It’s an all-day, all-day Alfred Hitchcock festival, which begins with this rarely televised, sometimes bizarre early effort from 1930, starring Norah Baring. The rest of the day’s lineup is much more familiar, and, frankly, more entertaining: 1948’s Rope at noon ET, 1945’s Spellbound at 1:30 p.m. ET, 1964’s Marnie at 3:30 ET, 1963&rs