1
general::
Phrase(s): go on and on
to (seem to) last or go forever. • You talk too much, Bob. You just go on and on. • The road to their house is very boring. It goes on and on with nothing interesting to look at.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
1. See GO ON, def. 5. 2. Continue without stopping, last for a long time, as in This trail goes on and on, or The movie went on and on. This usage was first recorded in 1938.
American Heritage Idioms