Crossword: ''Rated R (for Relocation)''

Across
1 Mensa members' stats
4 Passages ___ (treatment facility frequented by celebrities)
10 Be civilly disobedient
14 Trophy
15 In ___ (all together)
16 Caucus state
17 Tunnel effect created by blowing air through a line of empty-headed participants?
19 Gave prompts to
20 Prime minister between Major and Brown
21 Supreme Court garb
23 Idi with an evil history
24 "2 Broke Girls" network
27 Gaucho's rope
30 Channel that reruns "Family Feud"
31 Solo's attempt at an orchard?
34 Artificial, like body parts
35 One who's doomed
36 "Get outta here!"
39 Ltd., in the States
40 Civil War side
41 Moon status
42 Oil from orange blossoms
44 Guy who complains there are too many trees in the woods?
46 Guitarist Scaggs
49 ___ New Guinea
50 Part of a line: abbr.
51 "Vertigo" singer
52 Grand Ole ___
54 Like days of yore
55 Singer Mitchell
58 Idiot who drove his car into two feet of mud?
62 Farm beasts
63 Run-DMC's sneaker of choice
64 Actor Hakeem ___-Kazim of "24"
65 No, to Nijinsky
66 Woke up after passing out
67 Slip up