"FU" is a song by American singer Miley Cyrus, featuring American rapper French Montana for her fourth studio album, Bangerz (2013). It was written by Cyrus, Rami Samir Afuni, Montana, and MoZella. Production was helmed by Afuni. The song is a dubstep influenced track about the dismissal of a cheating ex. "FU" received generally favorable reviews from contemporary music critics. The song itself was compared to the music of Amy Winehouse, Lady Gaga and Skrillex. However, some criticized its lyrics and the appearance of French Montana. The song peaked at number one on the Billboard Bubbling Under Hot 100 Singles chart, number 22 on the Pop Digital Songs chart and number 85 in Canada. "FU" was used in the 2013 Victoria's Secret Fashion Show. Cyrus performed the song during her Bangerz Tour.