Twin Towers is a collaborative mixtape by Waka Flocka Flame and Slim Dunkin. Hosted by Trap-A-Holics and DJ Ace, the mixtape was released on July 22, 2009. It contains production by Mike WiLL Made-It, L-Don, Mike da Rockman, Sy Ari da Kid, and more. The updated version of “O Let’s Do It”, featuring Lil Capp, makes its debut here. It was released as a single on December 25, 2009 and ultimately appeared on Waka Flocka Flame’s debut album Flockaveli in 2010. The original version, featuring Riverdale Shawty, was included on Waka Flocka Flame’s debut mixtape, Salute Me or Shoot Me.