Kanye Omari West (/ˈkɑːnjeɪ/; born June 8, 1977) is an American rapper, songwriter, record producer, film director, entrepreneur, and fashion designer. West first gained prominence as a producer for Roc-A-Fella Records; he achieved recognition for his work on rapper Jay-Z's The Blueprint (2001), as well as hit singles for musical artists including Alicia Keys, Ludacris, and Janet Jackson. His style of production originally used high-pitched vocal samples from soul songs incorporated with his own drums and instruments. He later broadened his influences to include 1970s R&B, baroque pop, trip hop, arena rock, house, folk, alternative, electronica, synthpop, industrial, and classical music.