1968 was a schizophrenic year, featuring at once, the best and catchiest pop music (which is still being imitated wildly today), heard on AM radio, such as The Hollies [left], Mary Hopkin, The Turtles, The Mamas and Papas, and The Rascals,

and

. . . 

in the same year, the most experimental, edgy, and creative music (which smashed lots of musical boundaries forever), on FM radio, featuring an extended jam by Canned Heat, a forgotten hit by Frank Zappa, a psychological and psychedelic profile by Jefferson Airplane [right], and a song by the female singer who has influenced many, many, many of the young female singers today, namely Janis Joplin.

The songs.