Score symbols, or a description of 17-, 24-, 39-, and 49-Across

"Don't wait for anyone else, go ahead and write a song"?

"Learn to recognize the pattern of sharps and flats"?

"My streak continues!"

"Now play C major and C minor descending"?

"Step one: make sure everything is in tune"?

"Sure, that's a very normal response ... "

"Why are you still here?"

"__ Pointe Blank"

Airbnb option

Aware of

Baloney descriptor

Beer with the largest single-site brewery in the world

Big heads

Bird that was once endemic to Mauritius

Birth day party?

Caravan's rest spot

Catches forty winks

Cold brew style

Diet with fat bombs

Draw out

Drill or clamp

Drink brand with lizards in its logo

Edebiri of "The Bear"

Feedback provider, maybe

Fliers who are often light-headed?

Green Gables girl

Greta known as the "Swedish Sphinx"

Groove

Hazy brew, briefly

Here, in Le Havre