"Your Imagination" is a song written by Brian Wilson, Joe Thomas and Steve Dahl for Brian Wilson's 1998 solo album Imagination.An alternate version of "Your Imagination" with slightly different lyrics and Steve Dahl singing lead was occasionally played in the late 1990s on Dahl's Chicago-based radio shows on WLUP-FM and WCKG.Brian Wilson supplied the vocals on both lead and harmony through overdubbing.