Bun B is preparing his first release since his UGK partner Pimp C died in late 2007.

UGK rapper Bun B has announced he will be releasing his new album, "II Trill" on April 29 through Rap-A-Lot/Asylum.

The first single from the album will be the JR Rotem produced "That’s Gangsta" featuring Sean Kingston.

"II Trill" will feature guest appearances from Pimp C, Lupe Fiasco, Lil Wayne, David Banner, Rick Ross, Mya, Chamillionaire, Slim Thug, Webbie, Mike Jones, 8 Ball and MJG, Junior Reid and Paul Wall’s new group Expensive Taste.

Production on the album will come courtesy of Mr. Lee, Scott Storch, Jazze Pha, Bigg Tume, Black Out Movement, DJ Khaled and Clinton Sparks.

"II Trill" is the follow-up to 2005’s "Trill," which topped the Billboard Top R&B/Hip-Hop Albums chart upon its release and has sold 563,000 copies in the United States to date.