O Meri Jaan is a romantic ballad sung by the versatile KK, known for his emotive and soulful voice. The song, a standout in the Bollywood music scene, is a heartfelt ode to love and longing. It blends contemporary pop with traditional Bollywood elements, creating a soothing and melodic soundscape.

K.K.'s powerful and emotive voice elevates the song, conveying the pain and melancholy associated with parting. "Alvida" resonates deeply with listeners, striking a chord with its heartfelt lyrics and soulful rendition. The song's intricate composition and poignant delivery make it a timeless piece, often remembered for its emotional impact and melodic richness.