"No More Mr. Nice Guy" is a song by American rock band Alice Cooper, released in 1973 as a single off their sixth studio album Billion Dollar Babies (1973). The single reached No. 25 on the US charts and No. 10 on the UK charts, and helped Billion Dollar Babies to reach No. 1 in both the UK and the US. The song was written by Michael Bruce and Alice Cooper.

Billion Dollar Babies is the sixth studio album by American rock band Alice Cooper, released in March 1973 by Warner Bros. Records. The album became the best selling Alice Cooper record at the time of its release, hitting number one on the album charts in the United States and the United Kingdom, and was certified platinum by the Recording Industry Association of America.