Watford have completed the signing of Younes Kaboul from Sunderland and are on the brink of signing Juventus midfielder Roberto Pereyra.
Kaboul, 30, has join for an undisclosed fee, signing a three-year deal.
The French international moved to Sunderland from Tottenham in 2015, helping them avoid relegation last season, but told the club he wanted to leave for personal reasons.
Argentina international Pereyra was set to have a medical on Friday.
Watford are expected to pay a club-record fee for Pereyra - exceeding the £12.5m they paid Granada for striker Isaac Success earlier this summer.