All of the above, of course. And oh, Dame Edna! "My Gorgeous Life" is on my shelf. I had the good fortune to attend a performance some years ago in Massachusetts. When an audience member answered he was from Swampscott she cooed, "Ooh, is that as lovely as it sounds?"
Purple-haired character from Melbourne with the catchphrase "Hello possums!"
17A
Company who beat Gary Kasparov in 1997
18A
Crossing them with bitter oranges is how life gave us lemons
22A
Online lending pioneer
24A
Many a "Mad Men" man
25A
Discharge, as discharge
27A
Org. found in "Made a bust against a dealer"
28A
Beer with a harp logo
30A
One-time Hostess snack cakes named for a corporate exec's daughter
33A
Folks who might like you but not, like, like-like you, for short
34A
Like many antiquities in the British Museum
35A
One who may or may not feel lucky, per Dirty Harry
36A
Like the Amazon River, amongst its peers
37A
Korean rapper who has the record for the first YouTube video to reach a billion views
Verticales
1D
Friends
2D
Friendly
3D
See 19D
4D
B as in 'Bodak Yellow'
5D
See 19D
6D
"A little bird told me …"
7D
"Hahahahahahahahahahahahahahahahahahahahahahaha"
8D
Director Aster who blessed (cursed?) us with 'Midsommar' and 'Hereditary'
9D
What one 'Star Wars' character changes his name to, and another 'Star Wars' character changes his name from
11D
Expression upon seeing a bullfighter score a goal against a flamenco dancer, perhaps
16D
See 19D
19D
Shout from a restaurant kitchen … or a clue to the meaning and orientation of three of this puzzle's entries
20D
Architect Rachel, New Zealand MP Brian, and - if you insist - Qui-Gon Jinn portrayer Liam
21D
Boris who was beaten by Gary Kasparov in 1989
23D
Diamonds worn in spades by folks with clubs in clubs?
26D
Quaint it ain't!
29D
What a toddler and/or a toddler's parent often needs
30D
202.5°
31D
'I Gave You a ___': 'Crazy Ex-Girlfriend' song with the lyric "What's that burning feeling every time you pee? / Well that's how it goes after you have so much awesome sex with me"