Wentz then contacted producer Sam Hollander (Gym Class Heroes, Cobra Starship, Hey Monday) and discussed the idea with him to mash up ska, dance and reggae with 80s British rock and pop to create a new experimental sound.On January 12, 2012, the band announced via Facebook that vocalist Bebe Rexha was no longer a member of the group.
It has a black body with a red shell pickguard and special graphics that include Wentz's own red bat/heart design on the body, plus a black bat/diamond fingerboard inlay at the 12th fret.
His philanthropic activities include collaborations with Invisible Children, Inc.
and UNICEF's Tap Project, a fundraising project that helps bring clean drinking water to people worldwide.
During Fall Out Boy's hiatus in 2009–12, Wentz formed the experimental, electropop and dubstep group Black Cards. Wentz has also ventured into other non-musical projects, including writing, acting, and fashion; in 2005 he founded a clothing company called Clandestine Industries.
He owns a record label, DCD2 Records, which has signed bands including Panic! He also hosts the TV show Best Ink and runs a film production company called Bartskull Films, as well as a bar called Angels & Kings.