Very nice! Especially liked 60A. Recently I learned that 12D is a variant spelling (the preferred spelling is MAASAI). Only thing that felt at all unfair (or really, just a bit awkward) was 42A — I think it works just as well without the NYT reference.
Character voiced by Keegan-Michael Key in "The Super Mario Bros. Movie"
20A
No VIP
21A
Gives five stars...out of 100
22A
Tart part
25A
The J. in her name stands for Jane
26A
Father or brother
27A
1976 Bob Dylan song
29A
___ du Levant
30A
All that matter, to Machiavelli
32A
Where anyone can get a Grand Slam
36A
Game genre where "where" may become "wear" which becomes "shirt" which becomes...
39A
"We're on!"
40A
Strapping ones
41A
Don't scratch it!
42A
75-Across in a recent Taj Mahal-themed NYT crossword
44A
Helpful household pets
46A
Part of a flower that may be arranged in a Fibonacci sequence
49A
Bubble-making technology
51A
Days of yore?
52A
Get
53A
Spot
55A
The way, way back
59A
Take
60A
Begin to know?
61A
Babies snap out of them
62A
Tools that may be pulled by dogs
Verticales
1D
It's sometimes sunk fallaciously
2D
Plane simple?
3D
Pasta-making necessities
4D
They're learned in certain schools
5D
"live off the fatta the ___" (Lenny's wish, in "Of Mice and Men")
6D
Food that does not at all look like 11-Down
7D
They're sink-or-swim
8D
Counter parts?
9D
____-up
10D
Suffix with pea
11D
Emoji frequently used figuratively
12D
Member of a Kenyan tribe
13D
Out of
14D
Proprioception, e.g.
18D
Slightly sticky substance
23D
Gollum, to Gollum
24D
Horse carriage that sounds attractive
25D
Chicken choices
26D
Animal with a laser shooting of its eyes in a viral proposal for a redesigned New Zealand flag
28D
Brand with a trefoil logo (sometimes)
31D
The Sun's official name
33D
"Awesome!"
34D
"The meeting's already started..."
35D
Nintendo console whose production ended in 1999, to fans
37D
They may be mined
38D
Remiss
43D
Regions of a Minecraft (or real) world
45D
Sealed, as a driveway
46D
Company with the stock ticker WOOF
47D
"The water that rich folk drink," according to Urban Dictionary
48D
City that sounds like it wasn't going to last for very long
50D
Word on many forearms
52D
Start (up)
54D
In 1979, the qualifications for its membership included being male, at least 21 years old, of sound mind and body, a citizen of the United States and not a member of the Communist Party, for short