Everything to Know About ‘Miley’s New Year’s Eve Party’: How to Ring In 2023 With Miley Cyrus. The Hannah Montana alum officially announced the broadcast on Monday, November 21. “Miley’s New Year’s Eve Party is about getting glamorous and dressing your best,” she said in a promo video released by NBC. Cyrus sat at a table adorned with champagne glasses as black and gold streamers hung from the ceiling. Beside her was incoming cohost Dolly Parton. “Well, we do that every day. Don’t we, Miley?” the country music icon teased, to which the Tennessee native replied, “You taught me well.”