Proud Mary by Creedence Clearwater Revival entered the music charts this week in 1969 and would make it up to #2 and hold the position for three weeks.
I always thought John was singing 'Pumped a lot of PAIN' but it's really 'Pumped a lot of PANE down in New Orleans'. Pane being short for propane gas. New Orleans is one of the major producers of propane.

Largarife2 via YouTube