That is my absolute favorite Friday song. Kenny Chesney sings it also but he doesn't hold a candle to the possum!
I'VE GOT A HUNDRED DOLLARS SMOKING IN MY BILLFOLD
I KNOW I OUGHT TO SAVE IT BUT ITS BURNING A HOLE
RIGHT THRU MY POCKET AND INTO MY SKIN
COME MONDAY MORNING I'LL BE BROKE AGAIN
ITS FINALLY FRIDAY I'M FREE AGAIN
I GOT MY MOTOR RUNNING FOR A WILD WEEKEND
ITS FINALLY FRIDAY I'M OUT OF CONTROL
FORGET THE WORKING BLUES AND LET THE GOOD TIMES ROLL
My other favorite "Friday" appropriate song is
"What Made Milwaukee Famous Made A Fool Out of Me"
by Jerry Lee Lewis
http://www.youtube.com/watch?v=Berfch7no6s