Couldn’t get feeding tube, aunt , and supernatural shower . I understand tube but not the other two I’m afraid. But great puzzle and thanks for sharing!
Possibly the same person as Kevin Malone from The Office, per a Vine
24A
Screw up
26A
Go after
27A
Test tube
31A
One may be shaped like a flamingo or a unicorn
33A
"I see you driving 'round town with the girl I love and ___, 'Fuck you' (ooh, ooh, ooh)" (lyrics to Ceelo Green's "Fuck You")
35A
Changed up one's hair color
36A
Baton Rouge college that's Nyquillus Dillwad's alma mater
39A
Serve
41A
Biological groups
43A
Skeleton prefix
44A
Viv, for one
46A
Wears away
47A
It can be excused
49A
"In case you weren't bothered to go through the whole paragraph:"
50A
Goal
53A
Type of McDonald's meal
54A
In a bad mood
56A
Snow block?
62A
2010 Desmond Tutu movie
63A
Lowly worker
65A
Specific office
67A
Tiger's tour
68A
With 34-Down, Bart's teacher
69A
See 11-Across
70A
Sloth, for one
71A
Singer Lisa who Anthony Fantano mistakenly thought did "A Thousand Miles" during his Mouth Moods review, though that was obviously Vanessa Carlton you bald shit
72A
Online stock site
Down
1D
Peter Pan rival?
2D
"Stone Cold Coup d'___" (They Might Be Giants song)
3D
Asian root vegetable
4D
Cos.
5D
Rids of a stench, with "out"
6D
Soul singer Marvin
7D
Get a ___ (Apple campaign)
8D
Places to set your butt down?
9D
___-ball
10D
Appy juice for grown-ups
11D
William Tell, for one
12D
"Pay attention!"
13D
Seized up
21D
"Get to ___ Taco! They got a new thing called: Freesha- free... fr e sha voca do! FR E SHA VO-"
23D
The Barack to Jost's Mitt, according to Stefon
25D
Cone companion
27D
Immoral behavior
28D
Large theater
29D
Type of saxophone
30D
It warrants a blip on a polygraph test
31D
One who needs a feeding tube?
32D
One of two tents in a classic shitty joke
34D
See 68-Across
36D
Aldi competitor
37D
Slew of characters that indicate world generation in Minecraft
38D
They sent the first dog to space
40D
Single file
42D
A stretcher without wheels, basically
45D
Supernatural shower
47D
___ loss
48D
Show set in Miami, NY, or Cyber
50D
Jackbox jokes
51D
Word that Ross Geller says when putting two fingers against his head