..this is driving me mad and can't find it anywhere!..
goes something along the lines of (these aren't excact, just from memory!)..
"sunshine flows from the river to your brain. la dee da dee dee, la de da dee daa"
I think you're looking for "And The Beat Goes On", a million billion versions exist but most famously by Nancy Sinatra and Lee Hazlewood, also a big beat remake by All Seeing I a few years back. Not sure about your interpretation of the lyrics, though!