Featuring the lyrical stylings of Del Tha Funkee Homosapien.According to the Clint Eastwood Songfacts, the reason the song is called Clint Eastwood is because of the strange harmonica-like instrument (known as a Melodica) used in the background. The same instrument was used in Eastwood's movie A Fistful of Dollars.
Oh oh oh oh oh
I ain't happy, I'm feeling glad
I got sunshine in a bag