808s & Heartbreak is the fourth studio album by the American rapper Kanye West, released by Def Jam Recordings and Roc-A-Fella Records on November 24, 2008, having been recorded earlier that year in September and October at Glenwood Studios in Burbank, California and Avex Recording Studio in Honolulu, Hawaii. Dominating its production, West was assisted by fellow producers No I.D., Plain Pat, Jeff Bhasker, and Mr Hudson, while also utilizing guest vocalists for some tracks, including Kid Cudi, Young Jeezy, and Lil Wayne.