(ok so i thought this entry meant like "Shut up!" but it doesn't and i like the rest of the grid so much... dang it why don't i fact check my entries before relying on them for the whole puzzle's structure... ok um what's a good clue for thisssss uhhh) "Fasten your shoe this way!" (i hate myself)
32A
Get heaps of
33A
"My ___" (Rhett and Link song whose music video includes such props as a large bowl of M&Ms and a picture of "unsynchronized synchronized swimmers")
34A
Sucker, or word before sucker
37A
"Go to MIT, get your ___ 'cause it's time to give up on your dreams" (lyric in Brian David Gilbert's "Give up on Your Dreams of Becoming a Baker")
38A
Ted who said "If God would have wanted games to end in a tie, she wouldn't have invented numbers."
41A
Gorillaz's only UK #1 single
42A
The Raptors, on the little box at the bottom of the screen where they show the points and quarters (does that thing have a name? it should)
43A
Part of a museum
45A
Turns into a shmillion tiny pieces, as a 4 out of 10 Big Black album
48A
"^"
49A
Things that are round and passed around, in Marseille
50A
Makes like a cat on a hot tin roof (but like the tin roof is so hot that the sun sops all fluid out of the cat)
51A
Things that are round and passed around, in Mexico
52A
They can't give injections or use IVs
Down
1D
Freak
2D
[Answers, as an ___] (clue i put in my last full-sized puzzle)
3D
hey lois i'm superman lois
4D
A really long river, colloquially
5D
Gives some good gramma's cookin'
6D
Anti-cistamines
7D
Drip, or something that drips
8D
Island nation whose 1st, 2nd, and 5th largest cities all end in "town"
9D
Portrayer of Mathews in The Outsiders
10D
Mum
11D
Two for one, e.g.
12D
Newly live in
13D
See 29-Down
14D
Leo's company
16D
Assurance that you’re being straight with someone
22D
They've got balls, in two ways (even three ways for some)
23D
You're masking for it!
24D
Not just aid, I guess
25D
Accessories often made from marabou
26D
Tool that lets 21-Across be used in VCs
27D
Idle
28D
It's used in rubber for corrosion resistance
29D
Notable part of a 13-Down
30D
This thing on?
31D
Chancellor whose name is Egyptian for "the one who comes in peace"
34D
What many hussars would wield
35D
Homophone of 39-Down
36D
Musician Wentz
38D
Idles
39D
Homophone of 35-Down
40D
Rd. relatives
41D
Two, for one
44D
Smart
46D
"I was at a party hanging out with ___ Def / Nobody else was dancing so I danced with ___ Def" (lyric in Lemon Demon's "Really Cool Wig")
47D
Way to end dor?? (get it like Endor like Star Wars! eh? eh? raucous booing)