Southampton have failed to score in eight of their last 11 Premier League matches, including two games this season
Watford could remain unbeaten in their opening four games of a top-flight season for the first time
No Virgil van Dijk for Southampton, debut for Wesley Hoedt
Troy Deeney again on the bench for Watford
So a place in the top four is potentially up for grabs today. This is how things stand in the Premier League after Manchester City's 5-0 thrashing of Liverpool in the early game.
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Image source, .Five points from Mauricio Pellegrino's first three games in charge of Southampton, although he will be concerned with their firepower. In two league games, and also in a 2-0 home defeat by Wolves in the second round of the EFL Cup, the Saints have failed to score.
Image source, .Watford finished just one place above the relegation zone last season so to be unbeaten in the Premier League with five points from three games is a pretty decent introduction to life at the Hornets for boss Marco Silva.
Like Southampton, Watford were also dumped out of the EFL Cup in the second round by lower-division opposition, losing 3-2 at home to Championship side Bristol City.
Image source, .Southampton v Watford (15:00 BST)
There is still no recall for Southampton club captain Virgil van Dijk, although there is a debut for another Dutch defender, Wesley Hoedt, after his £15m move to the Saints from Lazio in August.
There are also starts for James Ward-Prowse and Sofiane Boufal with Maya Yoshida, Dusan Tadic and Mario Lemina dropping to the bench.
Southampton: Forster, Soares, Hoedt, Stephens, Bertrand, Davis, Ward-Prowse, Romeu, Boufal, Redmond, Gabbiadini. Subs: McCarthy, Yoshida, Long, Austin, Tadic, Lemina, McQueen.
Image source, .Watford make three changes to the side that drew 0-0 with Brighton as Younes Kaboul, Jose Holebas and Andre Carillo start but deadline day signings Marvin Zeegelaar and Molla Wague are not included in the squad.
Watford: Gomes, Holebas, Kabasele, Kaboul, Femenia, Doucoure, Cleverley, Chalobah, Carrillo, Richarlison, Gray. Subs: Karnezis, Deeney, Success, Mariappa, Watson, Janmaat, Capoue.
Image source, .Hello and welcome to BBC Sport's live text commentary from the Premier League game between Southampton and Watford.
I'm Michael Emons and I will be guiding you through all the action from St Mary's.
There's no time to waste so let's crack on with the team news.
New managers for the beginning of the season, and unbeaten from their first three league games - it has been very similar starts to the campaign for both Southampton and Watford.
Five points from three games each and another win today could take one of these sides into the top four.
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