no Katy Perry is not Justin biebers sister
they are just really good friends!
and spend lots of time together!
:)
Lady Gaga is alot richer than Katy Perry and Jessie J.
No.
No Jessie J sings it
Yes. Lady GaGa and Jessie J are sisters.
yes
What do you think? ¬_¬Katy is American, and Jessie is EnglishNo. Just no.
Lady Gaga is alot richer than Katy Perry and Jessie J.
No.
Yea but she is going out with rihanna
No Jessie J sings it
Yes. Lady GaGa and Jessie J are sisters.
12
yes
No they are not brother and sister cuz one of ,y friends told me Justin Beiber and Jessie J kissed
rachel and hannah
Yes
No. Her name is Adrianna Bertola, and plays 'Mini Jessie J', without being related to Jessie J, although Adrianna admits that she is a big fan of Jessie J and her music.