music: 50's Chart Toppers: Name The Artist: I Got Stung?

Questions

who recorded the 1963 hit song "memphis"??

who recorded the 1966 hit song "i'm losing you"??

what post twist dance was named after an african tribe??

the comedian/actor joseph levitch is better known to us as??

what did vasco nunez de balboa discover when he crossed the panama in 1513??