<Tr> <Td> <Dl> <Dt> American Authors </Dt> </Dl> <Ul> <Li> Zac Barnett--lead vocals, guitar </Li> <Li> James Adam Shelley--banjo </Li> <Li> Dave Rublin--bass </Li> <Li> Matt Sanchez--drums </Li> </Ul> <P> </P> </Td> <Td> <Dl> <Dt> Technical personnel </Dt> </Dl> <Ul> <Li> Aaron Accetta - production </Li> <Li> Michael Goodman - production </Li> </Ul> <P> </P> </Td> </Tr> <Dl> <Dt> American Authors </Dt> </Dl> <Ul> <Li> Zac Barnett--lead vocals, guitar </Li> <Li> James Adam Shelley--banjo </Li> <Li> Dave Rublin--bass </Li> <Li> Matt Sanchez--drums </Li> </Ul> <Li> Zac Barnett--lead vocals, guitar </Li>

This is gonna be the best day of my life singer