In a departure from tradition, for the first time in 53 years, the Shiv Sena invited a leader from outside the party, for its foundation day event held in Mumbai on Wednesday. Maharashtra Chief Minister Devendra Fadnavis, who was the chief guest, in turn, referred to Sena Chief Uddhav Thackeray as "my elder brother" in his address to the 'sainiks' which is what the Shiv Sena cadre refer to themselves as.