the Jugganauts co-wrote and produced a track by Rihanna that was featured on which album ?
Verse Simmonds:  Based in Los Angeles California bit raised in the Virgin Islands, he moved to the United States after high school and he formed the production duo the Jugganauts in the 1990s. Verse Simmonds:  The duo has since co-written and produced tracks such as "Man Down" by Rihanna and "Who Gon Stop Me" by Kanye West and Jay-Z, both of which charted prominently on "Billboard". Man Down (song): "Man Down" is a song by Barbadian singer Rihanna from her fifth studio album, "Loud" (2010).
Loud