Happy birthday to guitarist, songwriter, and co-founder of The Cramps, Poison Ivy a.k.a. Poison Ivy Rorschach, born Kristy Marlana Wallace on this day February 20, 1953 in San Bernardino, California. The Cramps, an American punk rock band that emerged in the late 1970s, offered a unique blend of sound that could only be described as psychotic, erotic, …