Travis Barker collaborated with the alternative rock band `` +44 '' .
Barker has also performed as a frequent collaborator with hip-hop artists , the rap-rock group the `` Transplants '' , the alternative rock band `` Box Car Racer '' , and most recently with `` Antemasque '' , as well as with the juice company `` +44 '' performing a small ginggle .
Travis Barker