Watford have signed Chelsea’s Kenedy on a season-long loan and re-signed defender Adrian Mariappa on a three-year deal.
Brazilian Kenedy, 20, who can play as a forward or left-back, made 20 appearances for the Blues last season.
Mariappa, 29, was released by Crystal Palace in the summer after making 39 Premier League appearances for them in three seasons.
The duo could feature for the Hornets against West Ham on 10 September.
Jamaica international Mariappa started his career with the Hornets and made 216 league appearances for the club before leaving for Reading in July 2012.
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