| Practice What You Preach | |
| Cover: | Testament - Practice What You Preach (Single).jpg |
| Type: | Promotional single |
| Artist: | Testament |
| Album: | Practice What You Preach |
| Released: | 1989 |
| Recorded: | 1989 at Fantasy Studios, Berkeley, California |
| Genre: | Thrash metal |
| Length: | 4:54 |
| Producer: | Alex Perialas |
"Practice What You Preach" is a song by American thrash metal band Testament, taken from their 1989 album Practice What You Preach. It was released as a promotional single to support the album.[1] Due to being one of the band's most famous and popular songs, and for being one of the most frequently played songs at live concerts, "Practice What You Preach" can be considered to be Testament's signature song.
"Practice What You Preach" is one of Testament's most played songs of all time,[2] first played a month prior to the album's release, on July 1, 1989 in São Paulo, Brazil. As of 2015, the song has been performed over 500 times.[3] Live versions of "Practice What You Preach" appear on the albums Live at the Fillmore, Live in London, and Dark Roots of Thrash.
"Practice What You Preach" received heavy rotation on MTV's Headbangers Ball.[4]