 Major influences beside punk bands were the Velvet Underground, Frank Zappa and Captain Beefheart, and the New York-based no wave scene which placed an emphasis on performance, including bands such as James Chance and the Contortions, DNA and Sonic Youth.Early contributors to the genre included the US bands Pere Ubu, Devo, the Residents and Talking Heads.The first wave of British post-punk included Gang of Four, Siouxsie and the Banshees and Joy Division, who placed less emphasis on art than their US counterparts and more on the dark emotional qualities of their music.