Nicki Minaj and Cher had a bit of a Twitter feud over the weekend when a fan, instigating things, sent the following tweet to Cher:
@cher did you know that b-tch @NickiMinaj dissed you in her song DIDITONEM?
Referring to the line from the song that says "If you could turn back time–Cher/You [...]
Source: http://perezhilton.com/2011-11-27-cher-and-nicki-minaj-have-twitter-feud
