For anyone who's interested, this is the first ever acid rock tune (1966): 7 And 7 Is by Love. It's worth a listen to if you wanna download it. Here's the 2nd ever acid rock song (1966): Psychcotic Reaction by Count Five. This song has some tasty guitar work. It's been done a lot since then but these guys were one of the first. Listen to it. As a special added bonus, here's the FIRST rock and roll song EVER (1952): Rocket 88 by Jackie Brenston & His Delta Kings. Enjoy!