Algeria international Adlene Guedioura has returned to Watford from Crystal Palace after signing a three-year contract.

The 29-year-old had two loan spells at Vicarage Road last season and returns on a permanent basis.

Watford said on their official website: "Watford FC are delighted to announce that Adlene Guedioura has completed a permanent return to Vicarage Road from Crystal Palace.

"The midfielder has signed a three-year contract and adds further quality and depth to Quique Sanchez Flores' Premier League squad."