Claim: California Gurls was recorded by an American singer.
Evidence: `` California Gurls '' is a song recorded by American singer Katy Perry for her third studio album , Teenage Dream -LRB- 2010 -RRB-.
Katheryn Elizabeth Hudson -LRB- born October 25 , 1984 -RRB- , known professionally as Katy Perry , is an American singer and songwriter.