Across
1.__ Who's Coming to Dinner (5)
6.Ready to eat (4)
10.Egyptian month (4)
14.Here, try some! (5)
15.Silkworm (4)
16.Grapelike. (4)
17.The Lady ___. (10)
19.Dressing gown (4)
20.Abbreviation on an envelope (3)
21.Pres. appointee (4)
22.Main meal (6)
24.Actress Ronan of "Lady Bird" (7)
26.Cornstarch name (4)
27.Hebrew letter. (3)
28.Hooky playing: Var. (8)
32.68/69 in school (5)
35.Button on some calculators (3)
36.You used to come ___ o'clock . . . (4)
37.Hodgepodge (4)
38.Drinks on the drink (5)
40.Island off the coast of France. (4)
41.A striped silk sash: Scot. (4)
42.Dawn of the ancient Greeks? (3)
43.Cat: Prefix (5)
44.Completist's buy (8)
46.Finance abbr. (3)
47.- (4)
48.Some expensive dental work (7)
52.Homecoming attendees (6)
55.Local theater, slangily (4)
56.___ Vidderne, long Ibsen poem (3)
57.__ 18 (4)
58.Legislative lounges (10)
61.Come ___? (Lake Como greeting) (4)
62.Going to Hell in ___ Basket: An Illustrated Dictionary of Modern Malapropisms (Robert Alden Rubin book) (4)
63.Pissed with (5)
64.Fling (4)
65.Get trounced (4)
66.Cub Scout leader (5)
Down
1.Florida team (5)
2.Novel by Ebers: 1877 (5)
3.Summer: Spanish. (5)
4.Part of SC or SD (abbr.) (3)
5.Blows a fuse (7)
6.Do some winter airport work (5)
7.Get-together you probably shouldn't post photos of on Facebook (4)
8.Never, in Deutschland (3)
9.Tympana (8)
10.Adapt quickly (11)
11.Man's name. (4)
12.1995 pig movie (4)
13.He played Gandolfini's son (4)
18.Former TV co-host (4)
23.Supermarket chain based in Chicago (3)
25.Messages on an Apple device (11)
26.Desert regions (4)
28.Highest (5)
29.Over 'n' out (4)
30.Violinist André (4)
31.__ Mother Should Know (Beatles tune) (4)
32.The Farseer Trilogy author Robin (4)
33.Part of the intestine: Comb. form. (4)
34.Venture (4)
38.Of bodily motions (8)
39.Having mottled grain (4)
43.Where to find Piatigorsky in an alphabetical list of great cellists? (7)
45.Cacophony (3)
46.Small manual: Abbr. (4)
48.Town in W Estonia. (5)
49.Lyric poem (5)
50.Mexican dumpling. (5)
51.__ la vista, baby! (5)
52.Mennonites (4)
53.Lithuanian dimes. (4)
54.Suffix with cell (4)
55.Negatives (4)
59.JFK's assassin (3)
60.Kanto Professor (3)