Remember Shreya Narayan who played the mistress Mahua in Tigmanshu Dhulia's 'Saheb Biwi aur Gangster'? The actress who disappeared after that is now back as a lyricist. She has penned the 'Sharm Laaj' song in Soumik Sen's upcoming film 'Gulaab Gang' which has been picturised on Madhuri Dixit.