The lyrics are simple yet evocative, focusing on the physical sensation of love.
: Mendes delivers a high-energy performance, utilizing his expressive range to convey the character's internal excitement. The lyrics are simple yet evocative, focusing on
The accompanying lyric video provides a clean, visual-friendly way to engage with the song's "na-na-na" bridge and catchy verses. It serves as a promotional tool for the movie, often featuring behind-the-scenes glimpses or thematic art that complements the film's live-action/CGI aesthetic. It serves as a promotional tool for the
: As the voice of Lyle , a crocodile who communicates only through song, Mendes used the track to bridge the gap between the character's silent nature and his vibrant emotional world. Lyric Video Experience : The chorus— "Heartbeat /
: Critics and listeners at Billboard and UDiscoverMusic have noted its "bright" and "blissful" tone, making it a standout family-friendly hit. Lyric Video Experience
: The chorus— "Heartbeat / It speeds up whenever you want me" —directly reflects the theme of a heart racing due to affection.