A round-up of some of the transfers that have taken place this week.
Newcastle United have signed Northern Ireland international Jamal Lewis from English Championship club Norwich City for a reported fee of 16-point-five million euro.
The fee for the 22-year-old right-back could rise to 22 million euro with add-ons.
Lewis has been given a five-year contract by the Premier League club.
He joins fellow new signings Ryan Fraser and Callum Wilson who moved to the Magpies from Bournemouth this week.
HOWAY THE LADS ! Delighted to have signed with this great Football club ready to go ⚪️⚫️ pic.twitter.com/4etBzjTUq6— Jamal lewis (@Jamal_lewis1) September 8, 2020
West Brom have signed Republic of Ireland international Callum Robinson on a five-year contract.
The striker spent the second half of last season on-loan at the Hawthorns from Sheffield United.
Oliver Burke moves the other way in the exchange deal.
Robinson - who came off the bench in Ireland's defeat to Finland last Sunday - scored three goals in 16 Championship appearances for the Baggies in that loan spell.
Aston Villa have broken their transfer record to sign Ollie Watkins from Brentford on a five-year deal.
It's understood the Premier League club are to pay an initial 30 million euro fee for Watkins which could rise to 36 million euro in add-ons.
The striker scored 26 times in the Championship for the west London club last season and he played under Dean Smith when the Villa boss was in charge of Brentford.
Shane Duffy feels he's made the right move in joining Celtic.
The Republic of Ireland defender has signed on loan from Brighton.
Duffy says he needs game time: