Ken Sema scored twice - including a heavily-deflected winner - as Watford beat West Brom 3-2 to move back into the Championship play-off spots.
Slaven Bilic's 200th game as a manager in English football could hardly have been more entertaining as his current club pipped the one he took up to the Premier League in 2020, and sacked him before the year was out.
Ismaila Sarr was also on target for Watford on a night when Conor Townsend and Jed Wallace were the scorers for Albion, who remain 10th.
Watford opened the scoring with their first attack of note in the 23rd minute.