where did knock on wood superstition come from
Knocking on wood The origin of the custom may be in German folklore, wherein supernatural beings are thought to live in trees, and can be invoked for protection.[1][2]
Knock on Wood (song) The song has been frequently covered, first by Otis Redding and Carla Thomas in 1967. The American Breed covered it on their 1967 debut album, The American Breed. There have also been charting singles by David Bowie (1974), Amii Stewart (1979), Razzy Bailey (1984), Eric Clapton (1985), Michael Bolton (1992) and Safri Duo featuring Clark Anderson (2004). The German techno band Scooter made a half-cover of the song, entitled "The Avenger's Back", on their 2004 album Mind the Gap. The song is also performed by actress Justine Bateman in the 1988 movie Satisfaction.[3] James Cotton covered it at the Texas International Pop Festival in 1969.