Romantic themes grew ever stronger through the '90s in Bollywood, and music fans were offered a wealth of soundtracks for lovers—witness the enduring appeal of songs from Hum Apke Hain Kaun, Dilwale Dulhania Le Jayenge, Bombay and Rangeela. With prolific singers Alka Yagnik, Kumar Sanu and Udit Narayan at the helm, this was an era dedicated wholly and swooningly to pure romance.