Popular Punjabi singer Nachhattar Gill was on Wednesday arrested in Ludhiana for allegedly raping a woman on the pretext of marriage.The woman had filed a police complaint against the singer some time back but Punjab Police was dragging its feet in the case.But after immense pressure from the woman and her family and the public, Gill was arrested. The woman, in her complaint, said the singer had befriended her some years ago.Later, the singer allegedly promised to get engaged to her and then marry her but went back on the promise while maintaining physical relations with her.Subsequently, the woman filed the police complaint.