Kevin Bacon reprised his role in Footloose to honor the title track’s songwriter, R.E.M. reunited after calling it quits 13 years ago, and SZA said winning an honor for her songwriting “validates my entire career.” All this and more occurred at a jam-packed and starry Songwriters Hall of Fame Induction and Awards gala on Tuesday night, as R.E.M., Timbaland, Steely Dan, Hillary Lindsey and Dean Pitchford officially became members of the prestigious organization’s 2024…