Across Down
1. Rhine tributary: RUHR.
5. Word spoken while pointing, perhaps: HER.
8. Slow tempo: ADAGIO.
14. Sitcom redhead : OPIE
15. Stock ending? : ADE
16. Sole sauce : TARTAR
17. Hosp. workers : LPNS
18. Temporary teacher's lot? : SUBPARKING
20. Escorted : LEDIN
22. Where to kiss the Blarney Stone : EIRE
23. What it would have been if 10-Down went down? : ORIGINALSINKING
30. Nat or Red : NLER
31. "The 9 Steps to Financial Freedom" author : ORMAN
32. '60s activist gp. : SDS
35. Former sergeant, perhaps : EXCOP
38. Classic Callas role : TOSCA
39. "Very funny" : HAHA
41. Greenish blues : TEALS
43. Links sight: CART
44. Memorable mission: ALAMO
46. Pond papa: DRAKE
48. __ Arc, Arkansas: DES
49. Former name of the Mariinsky Ballet: KIROV
50. Fanatics: NUTS
52. Brusque words about strong coffee?: ESPRESSOBARKING
59. Like an undeliverable pkg.: RETD
60. Where to get down: EIDER
61. Actress Brenneman losing on purpose?: AMYTANKING
67. Normal opening?: PARA
68. Hunts diligently: SCOURS
69. Date: SEE
70. It acquired Applebee's in 2007: IHOP
71. Board game demand, and hint to this puzzle's theme: KINGME
72. Little shaver: TOT
73. Peter of reggae: TOSH

1. Rich kid in "Nancy" comics: ROLLO
2. Berth place: UPPER
3. Language that gives us "cheetah" and "chutney": HINDI
4. Quit: RESIGN
5. Holds: HAS
6. 13-Down relative: EDU
7. Rise up: REBEL
8. Pong creator: ATARI
9. Are more than reluctant to: DARENOT
10. Ararat arrival: ARK
11. VW hatchback: GTI
12. Creator of Q and M: IAN
13. 6-Down relative: ORG
19. Circle constants: PIS
21. __ green: NILE
24. "What happened __?": NEXT
25. Bowed: ARCED
26. McDonald's founder: KROC
27. "When __ she comes to me with a thousand smiles": "Little Wing" lyric: IMSAD
28. Shell layer: NACRE
29. Punkies : GNATS
32. Wooden shingle : SHAKE
33. "The Sacrament of the Last Supper" and others : DALIS
34. Off-key, in a way : SHARP
36. Watercraft control : OAR
37. Alternate strategy : PLANB
40. Cupid : AMOR
42. Arctic predator : SKUA
45. Like many a baseball pitch : OVERARM
47. French 101 verb : ETRE
51. "Never mind" : SKIPIT
53. Common quality? : SENSE
54. NYSE buy : STK
55. Lyrical poet : ODIST
56. Only state that borders six states and Canada: IDAHO
57. __ Circus, where St. Peter was crucified: NEROS
58. Plotting device: GRAPH
61. Quiz: ASK
62. Verizon subsidiary: MCI
63. That, old-style: YON
64. Harbor vessel: TUG
65. Revival prefix: NEO
66. Fetch: GET