H.O.L.Y.

H.O.L.Y. is built on a foundational I-V-vi-IV progression in Ab Major. Its harmonic identity is defined by the piano-driven arpeggios that emphasize the stability of the chords. By staying within a strictly diatonic framework, the song mirrors the sincerity of the lyrics. The use of the IV-I resolution at the end of each loop provides a subtle 'Amen' cadence, which complements the religious metaphors found throughout the track.

Written by busbee, Nate Cyphert, and William Wiik Larsen (with William Wiik Larsen also known as Nasty Kutt), the song is a piano-driven love ballad that marked a stylistic departure for the duo. The title serves as an acronym for 'High on Loving You' and incorporates religious imagery to describe romantic devotion.

Serving as the lead single for Dig Your Roots, 'H.O.L.Y.' dominated the Billboard Hot Country Songs chart for 18 consecutive weeks. It signaled a major stylistic pivot for the duo, moving away from 'bro-country' tropes toward a polished, adult contemporary sound.