sentences:  The B-side, "My World", was a track from the group's "Once Upon a Dream" album.While "People Got to Be Free" was perceived by some as related to the assassinations of Martin Luther King, Jr. and Robert F. Kennedy earlier that year, it was recorded before the latter's death.In fact it was partly a reaction to an ugly encounter wherein the long-haired group was threatened by a group of strangers after their tour vehicle broke down in Fort Pierce, Florida.