SIGHT-SINGING ANSWER:
“Battle Hymn of the Republic” a/k/a “Solidarity Forever” (in honor of Labor Day!)

CROSSWORD PUZZLE:

Across 
1 – Bouquet container VASE
5 – Male parties STAGS
10 – Italian composer Nino ROTA
14 – You can click on this ICON
15 – Serf HELOT
16 – Old Greek coin OBOL
17 – Legitimate as an expense CHARGEABLE
19 – “___ and a two” AONE
20 – Spooky EERIE
21 – HMS Pinafore villain Dick DEADEYE
23 – Top suit CEO
25 – Woody Herman’s band HERD
26 – Seasoning amount DASH
29 – Teheran’s country IRAN
31- Rechargeable battery NICAD
35 – Dolly, e.g. EWE
36 – Arterial danger CLOT
37- Electronic music artist MADURO
38 – Old Navy fighter plane BANSHEE
40 – Tended plants WATERED
41 – Giggle TITTER
42 – Sushi go-with, maybe SAKE
43 – Fall behind LAG
44 – Gaze rudely STARE
45 – Great ____ DANE
46 – Singer Lovett LYLE
47 – Donkeys ASSES
49 – Bashful SHY
51 – Git goin’, pardner! GIDDYUP
54 – Mountain spinach ORACH
58 – Jazz discographer Tom LORD
59 – Dry Spanish sherry MANZANILLA
63 – Hebrew month ELUL
64 – Fix the feathers PREEN
65 – Air pollutant SOOT
66 – Popular bandleader, e.g. NAME
67 – “The Avengers” character STEED
68 – Hebrew letter TETH

Down 
1 – Kind of squad VICE
2 – Dull pain ACHE
3 – Rise in the air SOAR
4 – Process uranium ENRICH
5 – “___ Loves Me” SHE
6 – Leaves in a bag TEA
7 – Linen vestment ALB
8 – Kind of opportunity? GOLDEN
9 – Take the wheel STEER
10 – Where the band bus stops ROADSIDE
11 – Humorist’s ill wind OBOE
12 – “Lifetime” drummer Williams TONY
13 – Away from the wind ALEE
18 – Jazz trombonist Matthew GEE
22 – Congenitally attached ADNATE
24 – Edmonton skater OILER
25 – Brass mute HAT
26 – Outstanding sums DEBTS
27- What to expect at the Doctor’s office AWAIT
28 – Actress Moses or Berger SENTA
30 – Caviar, e.g. ROE
32 – Jazz bassist Russell CURLY
33 – “It’s _____ shame!” AREAL
34 – Early Brubeck player DODGE
36 – Made with Muenster CHEESY
37 – Manufactures MAKES
39 – Sit a horse STRADDLE
40 – Kenobi’s middle name WAN
42 – KLM rival SAS
45 – Take off DEPART
46 – Ancient musician LYRIST
48 – Location of some pumps SUMPS
50 – Bloomberg title, abbr. HON
51 – Singer Campbell GLEN
52 – Mrs. Brubeck IOLA
53 – Instrument for 34 down DRUM
55 – ____ Vera ALOE
56 – Vascular worry CLOT
57 – “Greater love ____ no man” HATH
60 – Born NEE
61 – The Hudson’s Tappan ___ ZEE
62 – & AND