NBC's Sunday Night Football, which has seen its ratings slip against last year's this month, saw them take a big tumble Sunday against the season premiere of ABC's Desperate Housewives. The nighttime soap recorded a 12.2 rating and an 18 share at 10:00 p.m., while the NFL game between the New York Giants and the Philadelphia Eagles posted an 8.7/13. The first hour of the game at 9:00 p.m. placed third with a 7.9/12, handily beaten by ABC's Extreme Makeover: Home Edition, which scored an 8.6/13. Still earlier in the evening a football runover and 60 Minutes gave CBS a 9.9/17 By contrast NBC's Football Night in America took a huge dive in the 7:00 p.m. hour, pulling a 4.3/8.