Avery had a big night, finishing with seven catches for 141 yards.
Alex Henery's 29-yard field goal was the only scoring of a sloppy third quarter, and when Jamaal Charles surged around right end for a 3-yard TD early in the fourth quarter, Reid's return was a rousing success. Not even LeSean McCoy's 41-yard TD run with 11:36 remaining could spoil that.
"This was definitely bigger than coach Reid, and he would be the first to admit that," cornerback Sean Smith said. "This was about us as an organization, as a team, to go out there and be 3-0, which is big in the NFL."
NOTES: The Eagles retired Donovan McNabb's No. 5 jersey at halftime. ... The Chiefs are the fifth team to go 3-0 after losing 14 games or more the previous season. ... Kansas City came into the game tied for the league lead in sacks and now has 15. ... Chiefs LG Jeff Allen injured his groin and CB Brandon Flowers aggravated a knee injury,
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