"___ Decided to Marry You" ("A Gentleman's Guide to Love and Murder" song about how to handle having two girlfriends who will eventually team up to acquit you of murders that you definitely did)
13A
D&D race with a "fury of the small" feature
16A
Taylor Swift song with the lyric "I polish up real nice"
19A
Dodges
20A
___-tac (mint with a "fruit adventure" flavor)
21A
Word before melt or roll
25A
Dawdlers
28A
Series of events surrounding a yearly spelling competition
Down
1D
Secretly loop in
2D
Daughter of a "Sleeping Beauty" villain, in Disney's "Descendants"
3D
Gold, in Guatemala
4D
Lazed
5D
Certain tag player
6D
"The Sims" company, for short
7D
___ issue (my rebuttal any time anyone calls any of my puzzles "unfair")
9D
Daughter of a "Snow White" villain, in Disney's "Descendants"
10D
Tear
14D
Be a bit short, say
15D
Confer
16D
When things get weird, they're off!
17D
"___ Like Me" (song sung in Disney's "Descendants" by Kristin Chenoweth)
18D
"She-Ra" voice actor Tobia
22D
Israel Kamakawiwo'ole's instrument
23D
Name changing notator
24D
Don't just guess
26D
"How I Stopped Worrying About Constantly Being Productive And Started Worrying About What Happens When ___ Die" (Reductress headline)
27D
Class often disliked by those of us who got varsity letters for quizbowl