"**Rockin' Pneumonia and the Boogie Woogie Flu**" is an upbeat, infectious rock 'n' roll hit by **Johnny Rivers**, released in 1972. Originally written and recorded by Huey "Piano" Smith in 1957, the song was reinterpreted by Rivers with a lively arrangement featuring groovy piano riffs and a driving rhythm. Rivers’ version keeps the playful spirit of the original, with its catchy, danceable melody and lyrics that use “rockin’ pneumonia” and “boogie woogie flu” as metaphors for an uncontrollable