premise: I Kissed a Girl is part of Katy Perry's second studio jazz album.
hypothesis: `` I Kissed a Girl '' is a song recorded by American singer Katy Perry for her second studio album , One of the Boys ( 2008 ) . Katy Perry . Perry rose to fame in 2008 with the release of the singles `` I Kissed a Girl '' -- which sparked controversy for its sapphic themes -- and `` Hot n Cold '' from her second album , a pop rock record titled One of the Boys .