Hard Candy is the eleventh studio album by American singer and songwriter Madonna. Released by Warner Bros. Records on April 19, 2008, it was her last album for the company after a 25-year history. Madonna began working on Hard Candy in early 2007, and collaborated with Justin Timberlake, Timbaland, the Neptunes, and Nate "Danja" Hills to produce a dance-pop album incorporating hip hop, electropop, disco, electro, funk, and R&B.

Justin Randall Timberlake is an American singer, songwriter, and actor. Often referred to as the "Prince of Pop", he is regarded as one of the most influential entertainers of his generation. Timberlake is known for his diverse artistry in songwriting, showmanship, tenor vocal range, and music production. He is the recipient of numerous awards and accolades, including ten Grammy Awards, four Primetime Emmy Awards, three Brit Awards, nine Billboard Music Awards, the Contemporary Icon Award by the Songwriters Hall of Fame, and MTV's Michael Jackson Video Vanguard Award. According to Billboard, Timberlake is the best performing male solo artist in the history of the Mainstream Top 40.