 Combining elements of boogie, gospel, and blues, Penniman introduced several of rock music's most characteristic musical features, including its loud volume and vocal style emphasizing power, and its distinctive beat and rhythm.He departed from boogie-woogie's shuffle rhythm and introduced a new distinctive rock beat, where the beat division is even at all tempos.He reinforced the new rock rhythm with a two-handed approach, playing patterns with his right hand, with the rhythm typically popping out in the piano's high register.