Arsenal have held on for an opening 2-1 win against Nottingham Forest in the Premier League.
A late Forest goal set up a nervy finish in north London - where the match kicked off late due to issues with a new ticketing system.
Luton's Premier League debut has ended in a 4-1 defeat at Brighton.
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There was also disappointment for Sheffield United on their return to the top-flight - as they lost 1-nil to Crystal Palace.
Fulham edged past Everton 1-nil while it finished 1-all between Bournemouth and West Ham.