The winger departed Middlesbrough on deadline day.
The Senegal midfielder struggled to make an impact at St James' Park.
While a host of players may be set to make their debuts over the weekend, we take a look at five performances that could standout from the rest.
The leading goalscorer in Premier League history is set to have a statue unveiled outside of St James' Park.
Xabi Alonso started in midfield the night Barcelona ran riot over their Clasico rivals.
The Gunners and the Saints have had some memorable match-ups over the years; here is a selection of the best of the lot.
The Crystal Palace winger had been linked with Tottenham Hotspur during the transfer window.
Leeds United wanted Bristol Rovers boss Darrell Clarke this summer.
Pardew's loss is Jonathan Benteke's gain as he will deputise in place of the injured Loic Remy at Crystal Palace.
Jack Wilshere completed his season-long loan move from Arsenal to Bournemouth on transfer deadline day.
When Boris Johnson was working for the Daily Telegraph in Brussels in the early 1990s, rival British correspondents dreaded midnight calls from their news desks in London.
In what may yet prove to be her final Olympic appearance Allyson Felix led the US 4x400m relay team home in style to become the most decorated athlete in US track and field history, overcoming their Jamaican rivals with ease in the process.
A tearful Ryan Lochte has said sorry to his US swimming team-mates, his family and the people of Brazil for a “stupid mistake” at a Rio gas station that overshadowed the final week of the Olympic Games.