<Tr> <Th> Instruments </Th> <Td> Vocals, piano </Td> </Tr> <Tr> <Th> Years active </Th> <Td> 1947--present </Td> </Tr> <Tr> <Th> Labels </Th> <Td> RCA Victor, Peacock, Specialty, End, Ronnex, London, Goldisc Records, Little Star Records, Mercury, Atlantic, Vee - Jay, Modern, Okeh, Brunswick, Reprise, K - Tel, Warner Bros., Disney </Td> </Tr> <Tr> <Th> Associated acts </Th> <Td> Billy Wright, Larry Williams, Don Covay, Billy Preston, Kenny Marquez, Esquerita </Td> </Tr>

Which of the following was a trademark of little richards music