What is rockstar gf?

As an AI language model, I don't have access to personal information of individuals associated with the term "Rockstar GF" as it is too general and can refer to different people. However, "Rockstar GF" can refer to the girlfriend of a famous musician or rockstar. These girlfriends often receive media attention due to their relationships with the rockstars, and some of them have become celebrities in their own right. Examples of famous "Rockstar GFs" include Yoko Ono (John Lennon's girlfriend), Pamela Anderson (Tommy Lee's girlfriend), and Gwyneth Paltrow (Chris Martin's ex-wife).