Boomkat Is An Electronic And Pop Music Duo With Brother-And-Sister Kellin And Taryn Manning. The Group Released Their Debut Album Boomkatalog.One In 2003 And Their Second Album A Million Trillion Stars In 2009. Taryn Is Also An Actress Who Has Appeared On Television In CSI Miami Boston Public And Hawaii Five-0 As Well As The Films Crazy/Beautiful Crossroads Hustle & Flow And 8 Mile.