Derby and Forest win openers
Derby did just enough to justify their position as Sky Bet Championship favourites with a narrow 1-0 win over Rotherham, while David Hockaday's Leeds were beaten 2-0 at Millwall.
Visitors Rotherham put up a stubborn resistance for much of the match but after 82 minutes as the Rams showed they are ready to push for a place in the Premier League again after last-season's play-off final loss to QPR at Wembley.
Stuart Pearce hit the headlines for all the wrong reasons after a midweek spat with Nottingham Forest's owner over the sale of Karl Darlow and Jamaal Lascelles to Newcastle, before both players were loaned back to the club.
However, there was no hangover from that episode at the City Ground as new signings Michail Antonio and Chris Burke outfit still recovering from a summer exodus.
, with Daniel Ayala also netting.
Callum McManaman was on target as Latics got off to a bright start, but Shaun Cummings and Sean Morrison replied for the Royals in quick succession on 71 and 77 minutes before the thrilling 2-2 finish.
Troy Deeney showed why a number of Premier League clubs are keen to capture his signature when hitting the back of the net as , with Matej Vydra and Fernando Forestieri also getting on the scoresheet for the Hornets at Vicarage Road.
Marc Pugh scored the division's first goal of the day when putting as Callum Wilson added a brace and Yann Kermorgant also struck.
, with Giles Coke securing all three points for the Owls.
, while Mark Beevers and Shaun Williams netted in , the second goal coming from the penalty spot.