BRINGING A POPULAR COUNTRY MUSIC SINGER TO EAST TENNESSEE STATE UNIVERSITY EARLIER THIS YEAR HAS LEFT THE COLLEGE SCRAMBLING FOR MORE MONEY. THE COST TO BRING FORMER AMERICAN IDOL WINNER CARRIE UNDERWOOD HAD A PRICE TAG OF 534-THOUSAND DOLLARS WHICH HAS LEFT ETSU OFFICIALS OVERDRAWING THEIR CONCERT FUND ACCOUNT BY 209-THOUSAND DOLLARS. ETSU IS NOW HAVING TO BORROW MONEY FROM INTERNAL CASH RESERVES TO COVER OUTSTANDING FEES UNTIL NEW ACTIVITIES REVENUES ACCRUE. THEY CREDITED THE MISCALCULATION TO HUMAN ERROR AND SAID THEY HAVE TAKEN STEPS TO FIX THE PROBLEM.