as the superstar prepares to perform on the oscar stage, abc news contributor kelley carter got to sit to you. >> good morning, good morning. at the oscar nominee luncheon, i was able to sit down with composer ludwig goransson and director, producer, screenwriter and, yes, songwriter, ryan coogler. let's take a look. ♪ somewhere over the rainbow ♪ >> reporter: "the wizard of oz." ♪ what a feeling ♪ >> reporter: "flashdance." ♪ "eight mile." it's hard to imagine any of these iconic films without their unforgettable songs. all three brought home the gold for best original song at the oscars leaving big shoes to fill. for the lyricists and composers coming up behind them. this year's nominees ready to duke it out for the top prize with rihanna's power ballad, "lift me up" from the "black panther" sequel, "wakanda forever," already a fan favorite. ♪ lift me up ♪ ♪ hold me down ♪ >> reporter: the song was written to honor the late chadwick boseman, and rihanna will be performing it for the first time at the ceremony this sunday. she is also credited as a writer on the track along with ludwi