Sowmya Raoh playback singer interview for Aiyyaa Dreamum Wakeupum song. Dreamum Wakeupum Song from Rani Mukherjee Aiyyaa singer Sowmya Raoh interview.Playback singer Sowmya Raoh has lent her voice to Rani Mukerji for the third time with the song 'Dreamum wakeupum from forthcoming film 'Aiyyaa'. She says she wants to sing playback for several other actresses too.Raoh has earlier sung 'Nach baliye("Bunty Aur Babli") and "Nachle ve" ("Ta Ra Rum Pum") for Rani.