Even though the Beach Boys have have gone on record saying they like Katy Perry and her new song 'California Gurls', the record company that owns the rights to that song want her money. Other than the similar spelled title, there is no other similarities between her song and the Beach Boys version. But Rondor Music says different, they are threatening to sue her for the royalties of her big hit, which would set anyone involved with lots and lots of money.
I'm gonna say this is just a lot of talk, but with as greedy as some people are... who knows where this will go. Read more on Katy Perry here.