"Candy Store" from Heathers the Musical, but it's a duet between Andrea Macasaet and Samantha Pauly, Broadway's Beheaded Cousins.

Andrea Macasaet (YT: Andrea Macasaet. IG & TikTok: @andrea.cesyl), Broadway's Anne Boleyn
Samantha Pauly (YT: Samantha Pauly. IG & TikTok: @sampauly), Broadway's Katherine Howard
starring in SIX the Musical on Broadway.

Original solo videos:
Andrea's    • KARAOKE AND CHILL:  DEAD GIRL WALKING...  
Samantha's    • Candy Store  Heathers  

Karaoke tracks used:
Jestem Szlafrok's invideo and in the background of Andrea's    • Heathers  Candy Store (Karaoke)  
Kristen Ryan's in the background of Samantha's    • Heathers  Candy Store  Karaoke with...  

Because I've been spending my time listening to their covers and wanted to literally listen to their covers, at the same time.

Version with spotlight:    • "Candy Store" (w/spotlight) but it's ...