Joanne (album)
The album was produced by Gaga, Mark Ronson, Kevin Parker, and BloodPop, among other producers.  Gaga collaborated with RedOne on the song "Angel Down", which was written about Trayvon Martin, who was killed in 2012.  RedOne also helped produce Gaga's previous blockbuster hits, such as "Just Dance", "Poker Face", and "Bad Romance".  Country songwriter Hillary Lindsey also worked with Gaga on Joanne on songs like "Million Reasons". Singer-songwriter Beck worked with Gaga on the dance song "Dancin' in Circles".