There are 3 that share the name The Invocation.

1) A post hardcore band from Tennessee. Released "Prevent This Day" in 2003 (re-released in 2007), under Missing Words Records.

2) A Christian rock group from Lakeland, FL. Active 2009-current.

3) Psychedelic rock band from Ghent, Belgium. Only released one single in 1970. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.