Leeds United dropped their first points of the season while Charlton Athletic and Sheffield Wednesday maintained 100 per cent starts.
Managerless Sheffield Wednesday began the new Championship season in style, as did newcomers Charlton Athletic and Barnsley.
After Nigel Adkins' departure, Championship club Hull City have appointed Grant McCann as their new head coach for the 2019-20 season.
Hull City have confirmed head coach Nigel Adkins will leave the club, having declined the offer of a fresh contract.
Sheffield United beat Hull City, moving within three points of Championship leaders Norwich City, who drew at Stoke City on Monday.
Leeds United lost 2-1 at home to 10-man Wigan Athletic as the Championship promotion race took another twist on Friday.
Bristol City's play-off hopes were dented by a 2-1 loss at Aston Villa, while Sheffield United's promotion ambitions suffered a late blow.
Leaders Norwich City were held by Reading, while Sheffield United lost ground to Leeds United in the race for second place.
Bristol City's shock 3-2 win at Bramall Lane means Sheffield United have surrendered second spot in the Championship to Leeds United.
Ben Godfrey headed in the winner for Norwich City at Rotherham United, increasing the Canaries' cushion at the top of the table.