Kennedy is best known for co-writing and producing the song "10,000 Emerald Pools" with Børns,[2] a single that received an RIAA Gold certification[3][circular reference].

[4] Kennedy is also a former member of Silversun Pickups, an American alternative rock band from Los Angeles that was formed in 2000.

[5][6] The song's title is named after the street in Las Vegas where Kennedy's mother lives.

His song "Mama Made Me A Pimp" was featured in the Jonah Hill / Russell Brand film Get Him to the Greek.

[9] Several songs ("White Chocolate", "I Love Me", "Wake Up", and "Turkey Pot Pie") appeared in the 2005 film National Lampoon's Adam & Eve.