Arsenal goalkeeper Petr Cech has opted for the number 33 shirt.
Newcastle United have completed the signing of Georginio Wijnaldum from PSV Eindhoven.
Bilic's first game in charge as Hammers boss on Saturday gave the Croatian plenty of food for thought.
Manchester United have agreed a deal to sign Bastian Schweinsteiger so what do their fans have to say about it?
The Gunners manager also believes that the keeper's addition will add belief to the Emirates Stadium ranks.
Arda Turan has an interesting decision to make regarding his shirt number at Barcelona.
Powerful centre-forward Mathias Pogba is training with La Liga side Granada, hoping to make the most of a pre-season trial.
The defender is also confident that the Reds will be a better side next season following a summer of positive recruitment.
The new Newcastle United signing has spoken of the goalkeeper's desire to bring him to St James' Park.
West Ham boss Slaven Bilic was impressed with Martin Samuelsen's display against Peterborough United.