Gwen Stefani is mad…..suing mad!
The singer and designer has filed a lawsuit against retail chain Forever 21, PerezHilton.com has learned.
In the suit, filed in Los Angeles, Stefani claims that Forever 21 has stolen designs from her Harajku Lovers and L.A.M.B. clothing lines.
Being fashionable can get quite ugly!
[Image via Celebrity Babylon.]