Celebrated American singer-songwriter Taylor Swift and Travis Kelce have reportedly tied the knot in a private ceremony ahead of their star-studded celebration at New York's Madison Square Garden, according to a report by the New York Post, citing multiple unnamed sources.The report claimed the pop superstar and the Kansas City Chiefs tight end, both 36, are already legally married after exchanging vows in an intimate ceremony attended by a small group of family members and close friends. A larger celebration for more than 1,000 guests is reportedly scheduled for Friday at Madison Square Garden, following a rehearsal dinner on Thursday."They are already married," one source quoted by the New York Post said, while another music industry source based in Nashville claimed the couple had already completed the legal formalities.The report noted that New York State wedding licenses are sealed. It added that security sources at Manhattan's City Clerk's Office told the publication they had not seen a wedding license issued in Swift's name in recent days, while acknowledging that a New York marriage license remains valid for 60 days after issuance.