premise: I Kissed a Girl is a jazz song.
hypothesis: `` I Kissed a Girl '' is a song recorded by American singer Katy Perry for her second studio album , One of the Boys ( 2008 ) . `` I Kissed a Girl '' is a pop rock song with elements of new wave . It features appearances from Perry 's friends , including actress Shannon Woodward and then-unknown American electropop singer Kesha . `` I Kissed a Girl '' was performed and a nominee at the 51st Grammy Awards ( Grammy Award for Best Female Pop Vocal Performance ) .